diff --git a/code/renderercommon/tr_common.h b/code/renderercommon/tr_common.h
index 9c7e176b..c183ca8b 100644
--- a/code/renderercommon/tr_common.h
+++ b/code/renderercommon/tr_common.h
@@ -80,6 +80,7 @@ extern glconfig_t	glConfig;		// outside of TR since it shouldn't be cleared duri
 extern qboolean  textureFilterAnisotropic;
 extern int       maxAnisotropy;
 extern float     displayAspect;
+extern qboolean  haveClampToEdge;
 
 //
 // cvars
diff --git a/code/renderergl1/tr_backend.c b/code/renderergl1/tr_backend.c
index abf15f2e..56cf37d1 100644
--- a/code/renderergl1/tr_backend.c
+++ b/code/renderergl1/tr_backend.c
@@ -794,8 +794,8 @@ void RE_UploadCinematic (int w, int h, int cols, int rows, const byte *data, int
 		qglTexImage2D( GL_TEXTURE_2D, 0, GL_RGB8, cols, rows, 0, GL_RGBA, GL_UNSIGNED_BYTE, data );
 		qglTexParameterf( GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR );
 		qglTexParameterf( GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR );
-		qglTexParameterf( GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE );
-		qglTexParameterf( GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE );	
+		qglTexParameterf( GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, haveClampToEdge ? GL_CLAMP_TO_EDGE : GL_CLAMP );
+		qglTexParameterf( GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, haveClampToEdge ? GL_CLAMP_TO_EDGE : GL_CLAMP );
 	} else {
 		if (dirty) {
 			// otherwise, just subimage upload it so that drivers can tell we are going to be changing
diff --git a/code/renderergl1/tr_image.c b/code/renderergl1/tr_image.c
index 9603ff71..a63de580 100644
--- a/code/renderergl1/tr_image.c
+++ b/code/renderergl1/tr_image.c
@@ -866,7 +866,7 @@ image_t *R_CreateImage( const char *name, byte *pic, int width, int height,
 	image->width = width;
 	image->height = height;
 	if (flags & IMGFLAG_CLAMPTOEDGE)
-		glWrapClampMode = GL_CLAMP_TO_EDGE;
+		glWrapClampMode = haveClampToEdge ? GL_CLAMP_TO_EDGE : GL_CLAMP;
 	else
 		glWrapClampMode = GL_REPEAT;
 
diff --git a/code/renderergl1/tr_init.c b/code/renderergl1/tr_init.c
index 2c7d91de..2539ffa7 100644
--- a/code/renderergl1/tr_init.c
+++ b/code/renderergl1/tr_init.c
@@ -27,6 +27,7 @@ glconfig_t  glConfig;
 qboolean    textureFilterAnisotropic = qfalse;
 int         maxAnisotropy = 0;
 float       displayAspect = 0.0f;
+qboolean    haveClampToEdge = qfalse;
 
 glstate_t	glState;
 
@@ -1294,6 +1295,7 @@ void RE_Shutdown( qboolean destroyWindow ) {
 		textureFilterAnisotropic = qfalse;
 		maxAnisotropy = 0;
 		displayAspect = 0.0f;
+		haveClampToEdge = qfalse;
 
 		Com_Memset( &glState, 0, sizeof( glState ) );
 	}
diff --git a/code/renderergl2/tr_init.c b/code/renderergl2/tr_init.c
index bd34cc61..275d621e 100644
--- a/code/renderergl2/tr_init.c
+++ b/code/renderergl2/tr_init.c
@@ -30,6 +30,7 @@ glRefConfig_t glRefConfig;
 qboolean    textureFilterAnisotropic = qfalse;
 int         maxAnisotropy = 0;
 float       displayAspect = 0.0f;
+qboolean    haveClampToEdge = qfalse;
 
 glstate_t	glState;
 
@@ -1552,6 +1553,7 @@ void RE_Shutdown( qboolean destroyWindow ) {
 		textureFilterAnisotropic = qfalse;
 		maxAnisotropy = 0;
 		displayAspect = 0.0f;
+		haveClampToEdge = qfalse;
 
 		Com_Memset( &glState, 0, sizeof( glState ) );
 	}
diff --git a/code/sdl/sdl_glimp.c b/code/sdl/sdl_glimp.c
index 28524ce4..4b284fdb 100644
--- a/code/sdl/sdl_glimp.c
+++ b/code/sdl/sdl_glimp.c
@@ -277,7 +277,7 @@ static qboolean GLimp_GetProcAddresses( qboolean fixedFunction ) {
 	}
 
 	if ( fixedFunction ) {
-		if ( QGL_VERSION_ATLEAST( 1, 2 ) ) {
+		if ( QGL_VERSION_ATLEAST( 1, 1 ) ) {
 			QGL_1_1_PROCS;
 			QGL_1_1_FIXED_FUNCTION_PROCS;
 			QGL_DESKTOP_1_1_PROCS;
@@ -291,7 +291,7 @@ static qboolean GLimp_GetProcAddresses( qboolean fixedFunction ) {
 			// error so this doesn't segfault due to NULL desktop GL functions being used
 			Com_Error( ERR_FATAL, "Unsupported OpenGL Version: %s", version );
 		} else {
-			Com_Error( ERR_FATAL, "Unsupported OpenGL Version (%s), OpenGL 1.2 is required", version );
+			Com_Error( ERR_FATAL, "Unsupported OpenGL Version (%s), OpenGL 1.1 is required", version );
 		}
 	} else {
 		if ( QGL_VERSION_ATLEAST( 2, 0 ) ) {
@@ -965,6 +965,17 @@ static void GLimp_InitExtensions( qboolean fixedFunction )
 	{
 		ri.Printf( PRINT_ALL, "...GL_EXT_texture_filter_anisotropic not found\n" );
 	}
+
+	haveClampToEdge = qfalse;
+	if ( QGL_VERSION_ATLEAST( 1, 2 ) || QGLES_VERSION_ATLEAST( 1, 0 ) || SDL_GL_ExtensionSupported( "GL_SGIS_texture_edge_clamp" ) )
+	{
+		ri.Printf( PRINT_ALL, "...using GL_SGIS_texture_edge_clamp\n" );
+		haveClampToEdge = qtrue;
+	}
+	else
+	{
+		ri.Printf( PRINT_ALL, "...GL_SGIS_texture_edge_clamp not found\n" );
+	}
 }
 
 #define R_MODE_FALLBACK 3 // 640 * 480