diff --git a/README.md b/README.md
index 6aa9517..72c9ed8 100644
--- a/README.md
+++ b/README.md
@@ -8,6 +8,11 @@ Based on re3, uses some code from [Dreamcast](https://gitlab.com/skmp/dca3-game)
 
 See [TODO.md](/TODO.md) for more details on project state.
 
+Tested devices:
+- Belle with BCM2763 (700) - GLES 2.0
+- Anna/Belle with BCM2727 (E7, N8, E6) - GLES 2.0
+- S60v3.1 with PowerVR MBX (E90, N95) - GLES 1.1
+
 ## Device requirements
 
 - S60 3rd Edition FP1, S60 5th Edition (non-Nokia), Symbian^3 or later
@@ -15,11 +20,6 @@ See [TODO.md](/TODO.md) for more details on project state.
 - 128 MB RAM with at least 50 MB free (won't run on regular 64 MB N95 unless you disable all textures)
 - Functional E: drive with 400 MB of free space (will be more as it'll start to support audio)
 
-Tested devices:
-- Belle with BCM2763 (700) - GLES 2.0
-- Anna/Belle with BCM2727 (E7, N8, E6) - GLES 2.0
-- S60v3.1 with PowerVR MBX (E90, N95) - GLES 1.1
-
 ## Building
 
 Import bld.inf in Carbide.c++ with Symbian^3 or newer SDK, add PKG file to SIS Builder and build the project.
diff --git a/group/librw.mmh b/group/librw.mmh
index 2276d21..b38f518 100644
--- a/group/librw.mmh
+++ b/group/librw.mmh
@@ -25,4 +25,4 @@ SOURCEPATH ../vendor/librw/src/ps2
 SOURCE pds.cpp ps2.cpp ps2device.cpp ps2matfx.cpp ps2raster.cpp ps2skin.cpp
 SOURCEPATH ../vendor/librw/src
 SOURCE raster.cpp render.cpp skin.cpp texture.cpp tga.cpp tristrip.cpp userdata.cpp uvanim.cpp world.cpp
-SOURCE assert.cpp printf_stub.c
+SOURCE assert.cpp
diff --git a/sis/re3.pkg b/sis/re3.pkg
index 4b38c53..9374b6b 100644
--- a/sis/re3.pkg
+++ b/sis/re3.pkg
@@ -7,7 +7,7 @@
 %{"nnproject"}
 :"nnproject"
 
-IF (NOT package(0x20009A80)) OR (NOT package(0x2002372A)) OR (NOT package(0x10282872)) ; old or missing openc
+IF (NOT package(0x20009A80)) OR (NOT package(0x2002372A)) ; old or missing openc
     "incompatible_openc.txt"-"", FT, FORCEABORT
 ENDIF
 
diff --git a/src/skel/symbian/symbian.cpp b/src/skel/symbian/symbian.cpp
index a07a202..b8f38ae 100644
--- a/src/skel/symbian/symbian.cpp
+++ b/src/skel/symbian/symbian.cpp
@@ -96,7 +96,6 @@ static bool spinning;
 bool qwerty;
 bool touch;
 bool moreVram;
-bool powervr;
 
 void _InputTranslateShiftKeyUpDown(RsKeyCodes *rs) {
 }
@@ -575,17 +574,6 @@ public:
 		
 		eglMakeCurrent(eglDisplay, eglSurface, eglSurface, eglContext);
 		
-		const char* renderer = (const char *)glGetString(GL_RENDERER);
-		if (strstr(renderer, "MBX") || strstr(renderer, "SGX")) {
-			// use pvrtc
-			powervr = true;
-		} else if (strstr(renderer, "VideoCore")) {
-			// use etc1
-		} else {
-			User::Leave(KErrNotSupported);
-			return;
-		}
-		
 		setlocale(LC_ALL, "");	
 		setlocale(LC_CTYPE, "C");
 		setlocale(LC_COLLATE, "C");
diff --git a/vendor/librw/src/gl/gl3shader.cpp b/vendor/librw/src/gl/gl3shader.cpp
index c217a85..5e37304 100644
--- a/vendor/librw/src/gl/gl3shader.cpp
+++ b/vendor/librw/src/gl/gl3shader.cpp
@@ -189,13 +189,8 @@ compileshader(GLenum type, const char **src, GLuint *shader)
 	glShaderSource(shdr, n, src, nil);
 	glCompileShader(shdr);
 	glGetShaderiv(shdr, GL_COMPILE_STATUS, &success);
-#ifdef _DEBUG
 	printShaderSource(src);
-#endif
 	if(!success){
-#ifndef _DEBUG
-		printShaderSource(src);
-#endif
 		fprintf(stderr, "Error in %s shader\n",
 		  type == GL_VERTEX_SHADER ? "vertex" : "fragment");
 		glGetShaderiv(shdr, GL_INFO_LOG_LENGTH, &len);
diff --git a/vendor/librw/src/printf_stub.c b/vendor/librw/src/printf_stub.c
deleted file mode 100644
index 04df7e5..0000000
--- a/vendor/librw/src/printf_stub.c
+++ /dev/null
@@ -1,11 +0,0 @@
-#ifndef _DEBUG
-#include <stdio.h>
-
-int printf(const char * __restrict s, ...) {
-	return 0;
-}
-
-int puts(const char *s) {
-	return 0;
-}
-#endif