diff --git a/CMakeLists.txt b/CMakeLists.txt
index 264c40276..5c291033d 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -563,5 +563,6 @@ if(UNIX AND NOT APPLE)
   install(FILES packaging/linux/icons/512x512/application-vnd.olive-project.png DESTINATION share/icons/hicolor/512x512/mimetypes)
   install(FILES ${OLIVE_QM_FILES} DESTINATION share/olive-editor/ts)
 
-  target_link_options(${OLIVE_TARGET} PRIVATE $<$<CXX_COMPILER_ID:GNU>:-rdynamic>)
+  set(CMAKE_CXX_FLAGS "-rdynamic ${CMAKE_CXX_FLAGS}")
+  set(CMAKE_SHARED_LINKER_FLAGS "-rdynamic ${CMAKE_SHARED_LINKER_FLAGS}")
 endif()
diff --git a/global/crashhandler.h b/global/crashhandler.h
index da11558bd..af3e58198 100644
--- a/global/crashhandler.h
+++ b/global/crashhandler.h
@@ -2,6 +2,7 @@
 #define CRASHHANDLER_H
 
 #ifdef __GNUC__
+#include <signal.h>
 void handler(int sig);
 #endif