diff --git a/P/PGFPlots/Compat.toml b/P/PGFPlots/Compat.toml
index 75e264d5d588f3c..0ce312e1b0e6586 100644
--- a/P/PGFPlots/Compat.toml
+++ b/P/PGFPlots/Compat.toml
@@ -46,7 +46,7 @@ DataFrames = "0.21"
 Images = "0.22"
 IndirectArrays = "0.5"
 
-["3.3.2-3"]
+["3.3.2-3.3"]
 Requires = "1.0.1-1"
 
 ["3.3.4-3.3.6"]
@@ -56,3 +56,6 @@ Images = "0.22-0.23"
 ["3.3.7-3"]
 DataFrames = ["0.21-0.22", "1"]
 Images = "0.22-0.24"
+
+["3.4-3"]
+Requires = "1"
diff --git a/P/PGFPlots/Versions.toml b/P/PGFPlots/Versions.toml
index e72984c6098f8c6..91f5f7eac09b897 100644
--- a/P/PGFPlots/Versions.toml
+++ b/P/PGFPlots/Versions.toml
@@ -48,3 +48,6 @@ git-tree-sha1 = "39330f2b307634fae18bb373aad8467ee800a13d"
 
 ["3.3.7"]
 git-tree-sha1 = "6482716d1297f2e1955836804a31c793bce5271f"
+
+["3.4.0"]
+git-tree-sha1 = "e8d14e1dca614ca633316e145061d161be539117"