diff --git a/org.zdoom.GZDoom.yaml b/org.zdoom.GZDoom.yaml
index 18e6f76..5be6665 100644
--- a/org.zdoom.GZDoom.yaml
+++ b/org.zdoom.GZDoom.yaml
@@ -44,9 +44,6 @@ modules:
   buildsystem: cmake-ninja
   config-opts:
   - -DCMAKE_BUILD_TYPE=RelWithDebInfo
-  # Required for 19.08 using GCC C++ 9.2
-  # Required for ARM targets
-  - -DCMAKE_CXX_FLAGS=-lrt -ldl
   sources:
   - type: archive
     url: https://github.com/coelckers/ZMusic/archive/1.1.0.tar.gz
@@ -58,9 +55,6 @@ modules:
   buildsystem: cmake-ninja
   config-opts:
   - -DCMAKE_BUILD_TYPE=RelWithDebInfo
-  # Required for 19.08 using GCC C++ 9.2
-  # Required for ARM targets
-  - -DCMAKE_CXX_FLAGS=-lrt -ldl
   sources:
   - type: git
     url: https://github.com/coelckers/gzdoom.git