diff --git a/.github/workflows/constraints.txt b/.github/workflows/constraints.txt
index 21f600e..f4ba2cb 100644
--- a/.github/workflows/constraints.txt
+++ b/.github/workflows/constraints.txt
@@ -1,5 +1,5 @@
 pip==24.1.1
-pipx<1.5.0
+pipx==1.4.3,!=1.5,!=1.6.0
 nox==2023.4.22
 nox-poetry==1.0.3
 virtualenv==20.26.3