2 files changed, 4 insertions, 2 deletions
diff --git a/source/blender/imbuf/IMB_thumbs.h b/source/blender/imbuf/IMB_thumbs.h
index f977a633c57..2cb56832a00 100644
--- a/source/blender/imbuf/IMB_thumbs.h
+++ b/source/blender/imbuf/IMB_thumbs.h
@@ -61,6 +61,8 @@ typedef enum ThumbSource {
 /* don't generate thumbs for images bigger then this (100mb) */
 #define THUMB_SIZE_MAX (100 * 1024 * 1024)
 
+#define PREVIEW_RENDER_DEFAULT_HEIGHT 128
+
 /* create thumbnail for file and returns new imbuf for thumbnail */
 ImBuf *IMB_thumb_create(const char *path, ThumbSize size, ThumbSource source, ImBuf *ibuf);
 
diff --git a/source/blender/imbuf/intern/thumbs.c b/source/blender/imbuf/intern/thumbs.c
index a608aa0db34..626f02e8ade 100644
--- a/source/blender/imbuf/intern/thumbs.c
+++ b/source/blender/imbuf/intern/thumbs.c
@@ -314,10 +314,10 @@ static ImBuf *thumb_create_ex(
 
 	switch (size) {
 		case THB_NORMAL:
-			tsize = 128;
+			tsize = PREVIEW_RENDER_DEFAULT_HEIGHT;
 			break;
 		case THB_LARGE:
-			tsize = 256;
+			tsize = PREVIEW_RENDER_DEFAULT_HEIGHT * 2;
 			break;
 		case THB_FAIL:
 			tsize = 1;