diff --git a/bob/devtools/build.py b/bob/devtools/build.py
index 0e7178c24380a0fee689b7b0666fe51d06c94c3b..1ccd8774d6a07341df4ff17e962799debf6fb5d7 100644
--- a/bob/devtools/build.py
+++ b/bob/devtools/build.py
@@ -297,6 +297,8 @@ def parse_dependencies(recipe_dir, config):
     # causes conflicts on macOS
     if "llvm-tools" in build_requirements:
         build_requirements.remove("llvm-tools")
+    if "libgfortran4" in build_requirements:
+        build_requirements.remove("libgfortran4")
     return (
         build_requirements
         + remove_pins(recipe["requirements"].get("host", []))