diff --git a/Cabal-described/Cabal-described.cabal b/Cabal-described/Cabal-described.cabal
index 8f7f9c66750..7beb5480ee3 100644
--- a/Cabal-described/Cabal-described.cabal
+++ b/Cabal-described/Cabal-described.cabal
@@ -18,8 +18,8 @@ library
     , pretty
     , QuickCheck
     , rere              >=0.1 && <0.3
-    , tasty
-    , tasty-quickcheck
+    , tasty             <0.6
+    , tasty-quickcheck  <0.11
 
   exposed-modules:
     Distribution.Described
diff --git a/Cabal-tests/Cabal-tests.cabal b/Cabal-tests/Cabal-tests.cabal
index f48222332f4..dd443d1fc21 100644
--- a/Cabal-tests/Cabal-tests.cabal
+++ b/Cabal-tests/Cabal-tests.cabal
@@ -71,7 +71,7 @@ test-suite unit-tests
     , QuickCheck          >=2.14  && <2.15
     , tasty               >=1.2.3 && <1.6
     , tasty-hunit
-    , tasty-quickcheck
+    , tasty-quickcheck    <0.11
     , temporary
     , text
 
@@ -176,7 +176,7 @@ test-suite rpmvercmp
       QuickCheck
     , tasty             >=1.2.3 && <1.6
     , tasty-hunit
-    , tasty-quickcheck
+    , tasty-quickcheck  <0.11
 
   c-sources:        tests/cbits/rpmvercmp.c
   cc-options:       -Wall
diff --git a/cabal-install-solver/cabal-install-solver.cabal b/cabal-install-solver/cabal-install-solver.cabal
index 6918f739b88..b2b2b12b7af 100644
--- a/cabal-install-solver/cabal-install-solver.cabal
+++ b/cabal-install-solver/cabal-install-solver.cabal
@@ -135,5 +135,5 @@ Test-Suite unit-tests
      , Cabal-syntax
      , cabal-install-solver
      , tasty       >= 1.2.3 && <1.6
-     , tasty-quickcheck
+     , tasty-quickcheck <0.11
      , tasty-hunit >= 0.10
diff --git a/cabal-install/cabal-install.cabal b/cabal-install/cabal-install.cabal
index f00041aa9e3..19c30366029 100644
--- a/cabal-install/cabal-install.cabal
+++ b/cabal-install/cabal-install.cabal
@@ -348,7 +348,7 @@ test-suite unit-tests
           tar,
           time,
           zlib,
-          tasty >= 1.2.3 && <1.6,
+          tasty >= 1.2.3 && <1.5.1,
           tasty-golden >=2.3.1.1 && <2.4,
           tasty-quickcheck,
           tasty-expected-failure,
@@ -379,7 +379,7 @@ test-suite mem-use-tests
   build-depends:
         cabal-install,
         containers,
-        tasty >= 1.2.3 && <1.6,
+        tasty >= 1.2.3 && <1.5.1,
         tasty-hunit >= 0.10
 
 
@@ -399,7 +399,7 @@ test-suite integration-tests2
         containers,
         directory,
         filepath,
-        tasty >= 1.2.3 && <1.6,
+        tasty >= 1.2.3 && <1.5.1,
         tasty-hunit >= 0.10,
         tagged
 
@@ -435,7 +435,7 @@ test-suite long-tests
         network-uri >= 2.6.2.0 && <2.7,
         random,
         tagged,
-        tasty >= 1.2.3 && <1.6,
+        tasty >= 1.2.3 && <1.5.1,
         tasty-expected-failure,
         tasty-hunit >= 0.10,
         tasty-quickcheck,