diff --git a/renderdoc/driver/gl/gl_resources.cpp b/renderdoc/driver/gl/gl_resources.cpp
index 96731d50e..c1e07b6f7 100644
--- a/renderdoc/driver/gl/gl_resources.cpp
+++ b/renderdoc/driver/gl/gl_resources.cpp
@@ -37,6 +37,7 @@ size_t GetByteSize(GLsizei w, GLsizei h, GLsizei d, GLenum format, GLenum type,
 			break;
 		case eGL_UNSIGNED_SHORT:
 		case eGL_SHORT:
+		case eGL_HALF_FLOAT:
 			elemSize = 2;
 			break;
 		case eGL_UNSIGNED_INT: