diff --git a/.github/workflows/ci_BLAS.yml b/.github/workflows/ci_BLAS.yml
index 7195c1d61..afa4a292b 100644
--- a/.github/workflows/ci_BLAS.yml
+++ b/.github/workflows/ci_BLAS.yml
@@ -41,7 +41,7 @@ jobs:
           -Wdev
           -B build
           -DCMAKE_BUILD_TYPE=Debug
-          -DCMAKE_Fortran_FLAGS_DEBUG="-Wall -Wextra -Wimplicit-interface -fPIC -g -fcheck=all -fbacktrace"
+          -DCMAKE_Fortran_FLAGS_DEBUG="-Wall -Wextra -Wno-external-argument-mismatch -Wimplicit-interface -fPIC -g -fcheck=all -fbacktrace"
           -DCMAKE_MAXIMUM_RANK:String=4
           -DCMAKE_INSTALL_PREFIX=$PWD/_dist
           -DFIND_BLAS:STRING=TRUE
diff --git a/.github/workflows/ci_windows.yml b/.github/workflows/ci_windows.yml
index 562da87fe..2d06f8e4a 100644
--- a/.github/workflows/ci_windows.yml
+++ b/.github/workflows/ci_windows.yml
@@ -40,7 +40,7 @@ jobs:
         -Wdev
         -B build
         -DCMAKE_BUILD_TYPE=Debug
-        -DCMAKE_Fortran_FLAGS_DEBUG="-Wall -Wextra -Wimplicit-interface -fPIC -g -fcheck=all -fbacktrace"
+        -DCMAKE_Fortran_FLAGS_DEBUG="-Wall -Wno-external-argument-mismatch -Wextra -Wimplicit-interface -fPIC -g -fcheck=all -fbacktrace"
         -DCMAKE_MAXIMUM_RANK:String=4
         -DCMAKE_INSTALL_PREFIX=$PWD/_dist
         -DFIND_BLAS:STRING=FALSE