diff --git a/ext/native/gfx_es2/gpu_features.cpp b/ext/native/gfx_es2/gpu_features.cpp
index 6c625a7bde..ca58326e41 100644
--- a/ext/native/gfx_es2/gpu_features.cpp
+++ b/ext/native/gfx_es2/gpu_features.cpp
@@ -266,6 +266,7 @@ void CheckGLExtensions() {
 	gl_extensions.EXT_copy_image = strstr(extString, "GL_EXT_copy_image") != 0;
 	gl_extensions.ARB_copy_image = strstr(extString, "GL_ARB_copy_image") != 0;
 	gl_extensions.ARB_vertex_array_object = strstr(extString, "GL_ARB_vertex_array_object") != 0;
+	gl_extensions.ARB_texture_float = strstr(extString, "GL_ARB_texture_float") != 0;
 
 	if (gl_extensions.IsGLES) {
 		gl_extensions.OES_texture_npot = strstr(extString, "OES_texture_npot") != 0;
@@ -278,6 +279,7 @@ void CheckGLExtensions() {
 		gl_extensions.EXT_shader_framebuffer_fetch = strstr(extString, "GL_EXT_shader_framebuffer_fetch") != 0;
 		gl_extensions.NV_shader_framebuffer_fetch = strstr(extString, "GL_NV_shader_framebuffer_fetch") != 0;
 		gl_extensions.ARM_shader_framebuffer_fetch = strstr(extString, "GL_ARM_shader_framebuffer_fetch") != 0;
+		gl_extensions.OES_texture_float = strstr(extString, "OES_texture_float") != 0;
 
 #if defined(__ANDROID__)
 		// On Android, incredibly, this is not consistently non-zero! It does seem to have the same value though.
diff --git a/ext/native/gfx_es2/gpu_features.h b/ext/native/gfx_es2/gpu_features.h
index fdd444f00a..c67f03a001 100644
--- a/ext/native/gfx_es2/gpu_features.h
+++ b/ext/native/gfx_es2/gpu_features.h
@@ -47,6 +47,7 @@ struct GLExtensions {
 	bool OES_mapbuffer;
 	bool OES_vertex_array_object;
 	bool OES_copy_image;
+	bool OES_texture_float;
 
 	// ARB
 	bool ARB_framebuffer_object;
@@ -57,6 +58,7 @@ struct GLExtensions {
 	bool ARB_conservative_depth;
 	bool ARB_copy_image;
 	bool ARB_vertex_array_object;
+	bool ARB_texture_float;
 
 	// EXT
 	bool EXT_swap_control_tear;