diff --git a/depends/hosts/linux.mk b/depends/hosts/linux.mk
index 857fe783079..7c7caa9fc89 100644
--- a/depends/hosts/linux.mk
+++ b/depends/hosts/linux.mk
@@ -1,7 +1,7 @@
 linux_CFLAGS=-pipe
 linux_CXXFLAGS=$(linux_CFLAGS)
 
-linux_release_CFLAGS=-g -O2
+linux_release_CFLAGS=-O2
 linux_release_CXXFLAGS=$(linux_release_CFLAGS)
 
 linux_debug_CFLAGS=-g -O0
diff --git a/depends/hosts/mingw32.mk b/depends/hosts/mingw32.mk
index 857850b05b1..a372113cc3c 100644
--- a/depends/hosts/mingw32.mk
+++ b/depends/hosts/mingw32.mk
@@ -3,7 +3,7 @@ mingw32_CXX=x86_64-w64-mingw32-g++-posix
 mingw32_CFLAGS=-pipe -std=c11
 mingw32_CXXFLAGS=-pipe -std=c++11
 
-mingw32_release_CFLAGS=-g -O2
+mingw32_release_CFLAGS=-O2
 mingw32_release_CXXFLAGS=$(mingw32_CXXFLAGS) $(mingw32_release_CFLAGS)
 
 mingw32_debug_CFLAGS=-g -O0