diff --git a/pkgs/bddc.yaml b/pkgs/bddc.yaml
index 56e1812cb..4fbe9ff58 100644
--- a/pkgs/bddc.yaml
+++ b/pkgs/bddc.yaml
@@ -27,8 +27,8 @@ build_stages:
   before: make-configure
   handler: bash
   bash: |
-    FFLAGS="-C -Wall -O3 -march=native -ffast-math -funroll-loops"
-    CFLAGS="-Wall -O3 -march=native -ffast-math -funroll-loops"
+    FFLAGS="-Wa,-q -C -Wall -O3 -march=native -ffast-math -funroll-loops"
+    CFLAGS="-Wa,-q -Wall -O3 -march=native -ffast-math -funroll-loops"
 
 - name: make-configure
   after: prologue
diff --git a/pkgs/csympy.yaml b/pkgs/csympy.yaml
index 5caa5577f..d12c127c1 100644
--- a/pkgs/csympy.yaml
+++ b/pkgs/csympy.yaml
@@ -12,6 +12,12 @@ defaults:
   relocatable: false
 
 build_stages:
+- name: cxx_flags
+  before: configure
+  handler: bash
+  bash: |
+    export CXXFLAGS="-Wa,-q"
+
 - name: configure
   extra: ['-D WITH_PYTHON:BOOL=ON',
           '-D PYTHON_INSTALL_PATH:PATH=$ARTIFACT/{{python_site_packages_rel}}']