diff --git a/code/bngblaster/CMakeLists.txt b/code/bngblaster/CMakeLists.txt
index 60624929..c1ea7890 100644
--- a/code/bngblaster/CMakeLists.txt
+++ b/code/bngblaster/CMakeLists.txt
@@ -65,7 +65,7 @@ endif()
 if(BNGBLASTER_CPU_NATIVE)
     target_compile_options(bngblaster PRIVATE -Werror -Wall -Wextra -Wno-deprecated-declarations -pedantic -march=native -mtune=native)
 ELSE()
-    target_compile_options(bngblaster PRIVATE -Werror -Wall -Wextra -Wno-deprecated-declarations -pedantic -m64 -mtune=generic)
+    target_compile_options(bngblaster PRIVATE -Werror -Wall -Wextra -Wno-deprecated-declarations -pedantic -mtune=generic)
 ENDIF()
 
 # Optional IPO. Do not use IPO if it's not supported by compiler.
diff --git a/code/lspgen/CMakeLists.txt b/code/lspgen/CMakeLists.txt
index d4686449..ffce92e3 100644
--- a/code/lspgen/CMakeLists.txt
+++ b/code/lspgen/CMakeLists.txt
@@ -19,7 +19,7 @@ endif()
 if(BNGBLASTER_CPU_NATIVE)
     target_compile_options(lspgen PRIVATE -Werror -Wall -Wextra -Wno-deprecated-declarations -pedantic -march=native -mtune=native)
 else()
-    target_compile_options(lspgen PRIVATE -Werror -Wall -Wextra -Wno-deprecated-declarations -pedantic -m64 -mtune=generic)
+    target_compile_options(lspgen PRIVATE -Werror -Wall -Wextra -Wno-deprecated-declarations -pedantic -mtune=generic)
 endif()
 
 # Optional IPO. Do not use IPO if it's not supported by compiler.