diff --git a/BasiliskII/src/SDL/video_sdl.cpp b/BasiliskII/src/SDL/video_sdl.cpp
index d3e764bb..609323d0 100644
--- a/BasiliskII/src/SDL/video_sdl.cpp
+++ b/BasiliskII/src/SDL/video_sdl.cpp
@@ -1388,7 +1388,7 @@ void SDL_monitor_desc::set_palette(uint8 *pal, int num_in)
 			int result = SDL_SetGammaRamp(red, green, blue);
 
 			if (result < 0) {
-				printf("SDL_SetGammaRamp returned %d, SDL error:", result, SDL_GetError());
+				printf("SDL_SetGammaRamp returned %d, SDL error: %s\n", result, SDL_GetError());
 			}
 			
 			memcpy(last_gamma_red, red, 512);
diff --git a/BasiliskII/src/SDL/video_sdl2.cpp b/BasiliskII/src/SDL/video_sdl2.cpp
index d7694c77..697446c0 100644
--- a/BasiliskII/src/SDL/video_sdl2.cpp
+++ b/BasiliskII/src/SDL/video_sdl2.cpp
@@ -1765,7 +1765,7 @@ void SDL_monitor_desc::set_palette(uint8 *pal, int num_in)
 			int result = SDL_SetWindowGammaRamp(sdl_window, red, green, blue);
 		
 			if (result < 0) {
-				printf("SDL_SetWindowGammaRamp returned %d, SDL error:", result, SDL_GetError());
+				printf("SDL_SetWindowGammaRamp returned %d, SDL error: %s\n", result, SDL_GetError());
 			}
 			
 			memcpy(last_gamma_red, red, 512);