diff --git a/api/Pipfile b/api/Pipfile
index 587776b1686..44409bd449a 100755
--- a/api/Pipfile
+++ b/api/Pipfile
@@ -30,6 +30,10 @@ flake8-noqa = "~=1.1.0"
 diff-match-patch = "==20200713"
 decoy = "~=1.6.7"
 black = "==21.7b0"
+# pytest dependencies on windows, spec'd here to force lockfile inclusion
+# https://github.com/pypa/pipenv/issues/4408#issuecomment-668324177
+atomicwrites = {version="==1.4.0", sys_platform="== 'win32'"}
+colorama = {version="0.4.4", sys_platform="== 'win32'"}
 
 [packages]
 opentrons-shared-data = {editable = true, path = "../shared-data/python"}
diff --git a/api/Pipfile.lock b/api/Pipfile.lock
index f0d6a7bb978..827f7905697 100644
--- a/api/Pipfile.lock
+++ b/api/Pipfile.lock
@@ -1,7 +1,7 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "90e5c6c26af2d025357f0963d8b304f0f8c048a4d2969eb4b1f0bbe7b7842164"
+            "sha256": "d79a2d1a6e2c0929a01d7036509a1a9fe613aa1a3016047095b0414298f634c0"
         },
         "pipfile-spec": 6,
         "requires": {
@@ -264,6 +264,14 @@
             "markers": "python_full_version >= '3.5.3'",
             "version": "==3.0.1"
         },
+        "atomicwrites": {
+            "hashes": [
+                "sha256:6d1784dea7c0c8d4a5172b6c620f40b6e4cbfdf96d783691f2e1302a7b88e197",
+                "sha256:ae70396ad1a434f9c7046fd2dd196fc04b12f9e91ffb859164193be8b6168a7a"
+            ],
+            "markers": "sys_platform == 'win32'",
+            "version": "==1.4.0"
+        },
         "attrs": {
             "hashes": [
                 "sha256:149e90d6d8ac20db7a955ad60cf0e6881a3f20d37096140088356da6c716b0b1",
@@ -327,6 +335,14 @@
             "markers": "python_version >= '3.6'",
             "version": "==8.0.1"
         },
+        "colorama": {
+            "hashes": [
+                "sha256:5941b2b48a20143d2267e95b1c2a7603ce057ee39fd88e7329b0c292aa16869b",
+                "sha256:9f47eda37229f68eee03b24b9748937c7dc3868f906e8ba69fbcbdd3bc5dc3e2"
+            ],
+            "markers": "sys_platform == 'win32'",
+            "version": "==0.4.4"
+        },
         "coverage": {
             "hashes": [
                 "sha256:00f1d23f4336efc3b311ed0d807feb45098fc86dee1ca13b3d6768cdab187c8a",
@@ -1083,7 +1099,7 @@
                 "sha256:39fb8672126159acb139a7718dd10806104dec1e2f0f6c88aab05d17df10c8d4",
                 "sha256:f57b4c16c62fa2760b7e3d97c35b255512fb6b59a259730f36ba32ce9f8e342f"
             ],
-            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4' and python_version < '4.0'",
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4' and python_full_version < '4.0.0'",
             "version": "==1.26.6"
         },
         "webencodings": {
diff --git a/notify-server/Pipfile b/notify-server/Pipfile
index 1cf2a07b672..1042e596e12 100644
--- a/notify-server/Pipfile
+++ b/notify-server/Pipfile
@@ -24,3 +24,7 @@ pytest = "==6.*,>=6.1.0"
 pytest-cov = "==2.*,<2.11.0"
 pytest-asyncio = "==0.15.1"
 pytest-xdist = "~=2.2.1"
+# pytest dependencies on windows, spec'd here to force lockfile inclusion
+# https://github.com/pypa/pipenv/issues/4408#issuecomment-668324177
+atomicwrites = {version="==1.4.0", sys_platform="== 'win32'"}
+colorama = {version="0.4.4", sys_platform="== 'win32'"}
diff --git a/notify-server/Pipfile.lock b/notify-server/Pipfile.lock
index 939e7d62638..a2ee96360a2 100644
--- a/notify-server/Pipfile.lock
+++ b/notify-server/Pipfile.lock
@@ -1,7 +1,7 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "2fe19cc0fbd0f767e8996d6f77fdb480a1729672b5ef530e0a983e4250c3285b"
+            "sha256": "960f30480108b8d56e47cf712d80ddaeaa8d4d05b86bfae03311cd0598d662f7"
         },
         "pipfile-spec": 6,
         "requires": {
@@ -215,6 +215,14 @@
         }
     },
     "develop": {
+        "atomicwrites": {
+            "hashes": [
+                "sha256:6d1784dea7c0c8d4a5172b6c620f40b6e4cbfdf96d783691f2e1302a7b88e197",
+                "sha256:ae70396ad1a434f9c7046fd2dd196fc04b12f9e91ffb859164193be8b6168a7a"
+            ],
+            "markers": "sys_platform == 'win32'",
+            "version": "==1.4.0"
+        },
         "attrs": {
             "hashes": [
                 "sha256:149e90d6d8ac20db7a955ad60cf0e6881a3f20d37096140088356da6c716b0b1",
@@ -223,6 +231,14 @@
             "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4'",
             "version": "==21.2.0"
         },
+        "colorama": {
+            "hashes": [
+                "sha256:5941b2b48a20143d2267e95b1c2a7603ce057ee39fd88e7329b0c292aa16869b",
+                "sha256:9f47eda37229f68eee03b24b9748937c7dc3868f906e8ba69fbcbdd3bc5dc3e2"
+            ],
+            "markers": "sys_platform == 'win32'",
+            "version": "==0.4.4"
+        },
         "coverage": {
             "hashes": [
                 "sha256:004d1880bed2d97151facef49f08e255a20ceb6f9432df75f4eef018fdd5a78c",
diff --git a/robot-server/Pipfile b/robot-server/Pipfile
index 303548fec9b..a9e29fa1cee 100755
--- a/robot-server/Pipfile
+++ b/robot-server/Pipfile
@@ -24,6 +24,10 @@ flake8-noqa = "~=1.1.0"
 decoy = "~=1.6.7"
 httpx = "==0.18.*"
 black = "==21.7b0"
+# pytest dependencies on windows, spec'd here to force lockfile inclusion
+# https://github.com/pypa/pipenv/issues/4408#issuecomment-668324177
+atomicwrites = {version="==1.4.0", sys_platform="== 'win32'"}
+colorama = {version="0.4.4", sys_platform="== 'win32'"}
 
 [packages]
 opentrons = {editable = true, path = "../api"}
diff --git a/robot-server/Pipfile.lock b/robot-server/Pipfile.lock
index f13d333e8ba..a1182dae528 100644
--- a/robot-server/Pipfile.lock
+++ b/robot-server/Pipfile.lock
@@ -1,7 +1,7 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "663bd13d523b28c8e97d3d3d9f7ab0b0ce2bcbfc0a4a1340457fbc69156eced1"
+            "sha256": "9f93cc277dd3fa00c16aecda3c2a35ab51b50694af644b648ea4f8b35d7f872a"
         },
         "pipfile-spec": 6,
         "requires": {
@@ -384,6 +384,14 @@
             "markers": "python_full_version >= '3.5.3'",
             "version": "==3.0.1"
         },
+        "atomicwrites": {
+            "hashes": [
+                "sha256:6d1784dea7c0c8d4a5172b6c620f40b6e4cbfdf96d783691f2e1302a7b88e197",
+                "sha256:ae70396ad1a434f9c7046fd2dd196fc04b12f9e91ffb859164193be8b6168a7a"
+            ],
+            "markers": "sys_platform == 'win32'",
+            "version": "==1.4.0"
+        },
         "attrs": {
             "hashes": [
                 "sha256:149e90d6d8ac20db7a955ad60cf0e6881a3f20d37096140088356da6c716b0b1",
@@ -431,6 +439,14 @@
             "markers": "python_version >= '3.6'",
             "version": "==8.0.1"
         },
+        "colorama": {
+            "hashes": [
+                "sha256:5941b2b48a20143d2267e95b1c2a7603ce057ee39fd88e7329b0c292aa16869b",
+                "sha256:9f47eda37229f68eee03b24b9748937c7dc3868f906e8ba69fbcbdd3bc5dc3e2"
+            ],
+            "markers": "sys_platform == 'win32'",
+            "version": "==0.4.4"
+        },
         "coverage": {
             "hashes": [
                 "sha256:004d1880bed2d97151facef49f08e255a20ceb6f9432df75f4eef018fdd5a78c",
@@ -486,7 +502,7 @@
                 "sha256:f0b278ce10936db1a37e6954e15a3730bea96a0997c26d7fee88e6c396c2086d",
                 "sha256:f11642dddbb0253cc8853254301b51390ba0081750a8ac03f20ea8103f0c56b6"
             ],
-            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4' and python_version < '4'",
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4' and python_version < '4.0'",
             "version": "==5.5"
         },
         "decoy": {
@@ -1127,7 +1143,7 @@
                 "sha256:39fb8672126159acb139a7718dd10806104dec1e2f0f6c88aab05d17df10c8d4",
                 "sha256:f57b4c16c62fa2760b7e3d97c35b255512fb6b59a259730f36ba32ce9f8e342f"
             ],
-            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4' and python_version < '4'",
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4' and python_version < '4.0'",
             "version": "==1.26.6"
         },
         "uvicorn": {
diff --git a/shared-data/python/Pipfile b/shared-data/python/Pipfile
index 93776ef3e74..724518d0b32 100644
--- a/shared-data/python/Pipfile
+++ b/shared-data/python/Pipfile
@@ -20,6 +20,10 @@ pytest = "==6.1.0"
 pytest-cov = "==2.10.1"
 pytest-xdist = "~=2.2.1 "
 typeguard = "==2.7.1"
+# pytest dependencies on windows, spec'd here to force lockfile inclusion
+# https://github.com/pypa/pipenv/issues/4408#issuecomment-668324177
+atomicwrites = {version="==1.4.0", sys_platform="== 'win32'"}
+colorama = {version="0.4.4", sys_platform="== 'win32'"}
 
 [packages]
 jsonschema = "==3.0.2"
diff --git a/shared-data/python/Pipfile.lock b/shared-data/python/Pipfile.lock
index 064e7370690..230f903e58a 100644
--- a/shared-data/python/Pipfile.lock
+++ b/shared-data/python/Pipfile.lock
@@ -1,7 +1,7 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "e9e7e96c32bd619c9fb9d703df76fb037635d8f883901d0306aba30e9e5d9f2a"
+            "sha256": "781279090e84a728c9b3043236f829811c6c3f8ddba0daa7052deb983d8bf7c3"
         },
         "pipfile-spec": 6,
         "requires": {
@@ -66,9 +66,26 @@
             ],
             "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
             "version": "==1.16.0"
+        },
+        "typing-extensions": {
+            "hashes": [
+                "sha256:0ac0f89795dd19de6b97debb0c6af1c70987fd80a2d62d1958f7e56fcc31b497",
+                "sha256:50b6f157849174217d0656f99dc82fe932884fb250826c18350e159ec6cdf342",
+                "sha256:779383f6086d90c99ae41cf0ff39aac8a7937a9283ce0a414e5dd782f4c94a84"
+            ],
+            "index": "pypi",
+            "version": "==3.10.0.0"
         }
     },
     "develop": {
+        "atomicwrites": {
+            "hashes": [
+                "sha256:6d1784dea7c0c8d4a5172b6c620f40b6e4cbfdf96d783691f2e1302a7b88e197",
+                "sha256:ae70396ad1a434f9c7046fd2dd196fc04b12f9e91ffb859164193be8b6168a7a"
+            ],
+            "markers": "sys_platform == 'win32'",
+            "version": "==1.4.0"
+        },
         "attrs": {
             "hashes": [
                 "sha256:149e90d6d8ac20db7a955ad60cf0e6881a3f20d37096140088356da6c716b0b1",
@@ -100,6 +117,14 @@
             "markers": "python_version >= '3'",
             "version": "==2.0.4"
         },
+        "colorama": {
+            "hashes": [
+                "sha256:5941b2b48a20143d2267e95b1c2a7603ce057ee39fd88e7329b0c292aa16869b",
+                "sha256:9f47eda37229f68eee03b24b9748937c7dc3868f906e8ba69fbcbdd3bc5dc3e2"
+            ],
+            "markers": "sys_platform == 'win32'",
+            "version": "==0.4.4"
+        },
         "coverage": {
             "hashes": [
                 "sha256:004d1880bed2d97151facef49f08e255a20ceb6f9432df75f4eef018fdd5a78c",