diff --git a/src/bitmap.cpp b/src/bitmap.cpp
index 7f01b4a..2a51d6f 100644
--- a/src/bitmap.cpp
+++ b/src/bitmap.cpp
@@ -992,6 +992,8 @@ void Bitmap::drawText(const IntRect &rect, const char *str, int align)
 
 	p->ensureFormat(txtSurf, SDL_PIXELFORMAT_ABGR8888);
 
+	int rawTxtSurfH = txtSurf->h;
+
 	if (p->font->getShadow())
 		applyShadow(txtSurf, *p->format, c);
 
@@ -1040,7 +1042,7 @@ void Bitmap::drawText(const IntRect &rect, const char *str, int align)
 	if (alignX < rect.x)
 		alignX = rect.x;
 
-	int alignY = rect.y + (rect.h - txtSurf->h) / 2;
+	int alignY = rect.y + (rect.h - rawTxtSurfH) / 2;
 
 	float squeeze = (float) rect.w / txtSurf->w;