diff --git a/.github/workflows/dart.yml b/.github/workflows/dart.yml
index b0b275a32..0484a719b 100644
--- a/.github/workflows/dart.yml
+++ b/.github/workflows/dart.yml
@@ -3,6 +3,12 @@ on:
   pull_request:
     paths:
       - payjoin-ffi/**
+env:
+  # Override the value from the rust-toolchain file
+  # This is necessary because even though the correct toolchain
+  # is explicitly specified for the rust-toolchain action,
+  # rustup honors the rust-toolchain file over the default
+  RUSTUP_TOOLCHAIN: 1.85
 
 jobs:
   test:
diff --git a/.github/workflows/python.yml b/.github/workflows/python.yml
index b8910df0d..95fea93e5 100644
--- a/.github/workflows/python.yml
+++ b/.github/workflows/python.yml
@@ -3,6 +3,12 @@ on:
   pull_request:
     paths:
       - payjoin-ffi/**
+env:
+  # Override the value from the rust-toolchain file
+  # This is necessary because even though the correct toolchain
+  # is explicitly specified for the rust-toolchain action,
+  # rustup honors the rust-toolchain file over the default
+  RUSTUP_TOOLCHAIN: 1.85
 
 jobs:
   build-wheels-and-test: