diff --git a/src/platforms/rcore_drm.c b/src/platforms/rcore_drm.c
index da53223ef..748b8aab8 100644
--- a/src/platforms/rcore_drm.c
+++ b/src/platforms/rcore_drm.c
@@ -266,9 +266,12 @@ static void PollKeyboardEvents(void);           // Process evdev keyboard events
 static void PollGamepadEvents(void);            // Process evdev gamepad events
 static void PollMouseEvents(void);              // Process evdev mouse events
 
+// Not used by software rendering.
+#if !defined(GRAPHICS_API_OPENGL_SOFTWARE)
 static int FindMatchingConnectorMode(const drmModeConnector *connector, const drmModeModeInfo *mode);                               // Search matching DRM mode in connector's mode list
 static int FindExactConnectorMode(const drmModeConnector *connector, uint width, uint height, uint fps, bool allowInterlaced);      // Search exactly matching DRM connector mode in connector's list
 static int FindNearestConnectorMode(const drmModeConnector *connector, uint width, uint height, uint fps, bool allowInterlaced);    // Search the nearest matching DRM connector mode in connector's list
+#endif
 
 static void SetupFramebuffer(int width, int height); // Setup main framebuffer (required by InitPlatform())
 
@@ -2560,6 +2563,7 @@ static void PollMouseEvents(void)
     }
 }
 
+#if !defined(GRAPHICS_API_OPENGL_SOFTWARE)
 // Search matching DRM mode in connector's mode list
 static int FindMatchingConnectorMode(const drmModeConnector *connector, const drmModeModeInfo *mode)
 {
@@ -2648,6 +2652,7 @@ static int FindNearestConnectorMode(const drmModeConnector *connector, uint widt
 
     return nearestIndex;
 }
+#endif
 
 // Compute framebuffer size relative to screen size and display size
 // NOTE: Global variables CORE.Window.render.width/CORE.Window.render.height and CORE.Window.renderOffset.x/CORE.Window.renderOffset.y can be modified