diff --git a/rdtk/librdtk/rdtk_font.c b/rdtk/librdtk/rdtk_font.c
index 899bc9cf8..711a3c002 100644
--- a/rdtk/librdtk/rdtk_font.c
+++ b/rdtk/librdtk/rdtk_font.c
@@ -434,7 +434,7 @@ static int rdtk_font_parse_descriptor_buffer(rdtkFont* font, uint8_t* buffer, si
 			if ((errno != 0) || (val < INT32_MIN) || (val > INT32_MAX))
 				return -1;
 
-			glyph->width = val;
+			glyph->width = (INT32)val;
 		}
 		*q = '"';
 
@@ -471,7 +471,7 @@ static int rdtk_font_parse_descriptor_buffer(rdtkFont* font, uint8_t* buffer, si
 			if ((errno != 0) || (val < INT32_MIN) || (val > INT32_MAX))
 				return -1;
 
-			glyph->offsetX = val;
+			glyph->offsetX = (INT32)val;
 		}
 		{
 			long val = strtol(tok[1], NULL, 0);
@@ -479,7 +479,7 @@ static int rdtk_font_parse_descriptor_buffer(rdtkFont* font, uint8_t* buffer, si
 			if ((errno != 0) || (val < INT32_MIN) || (val > INT32_MAX))
 				return -1;
 
-			glyph->offsetY = val;
+			glyph->offsetY = (INT32)val;
 		}
 		*q = '"';
 		p = q + 1;
@@ -525,7 +525,7 @@ static int rdtk_font_parse_descriptor_buffer(rdtkFont* font, uint8_t* buffer, si
 			if ((errno != 0) || (val < INT32_MIN) || (val > INT32_MAX))
 				return -1;
 
-			glyph->rectX = val;
+			glyph->rectX = (INT32)val;
 		}
 		{
 			long val = strtol(tok[1], NULL, 0);
@@ -533,7 +533,7 @@ static int rdtk_font_parse_descriptor_buffer(rdtkFont* font, uint8_t* buffer, si
 			if ((errno != 0) || (val < INT32_MIN) || (val > INT32_MAX))
 				return -1;
 
-			glyph->rectY = val;
+			glyph->rectY = (INT32)val;
 		}
 		{
 			long val = strtol(tok[2], NULL, 0);
@@ -541,7 +541,7 @@ static int rdtk_font_parse_descriptor_buffer(rdtkFont* font, uint8_t* buffer, si
 			if ((errno != 0) || (val < INT32_MIN) || (val > INT32_MAX))
 				return -1;
 
-			glyph->rectWidth = val;
+			glyph->rectWidth = (INT32)val;
 		}
 		{
 			long val = strtol(tok[3], NULL, 0);
@@ -549,7 +549,7 @@ static int rdtk_font_parse_descriptor_buffer(rdtkFont* font, uint8_t* buffer, si
 			if ((errno != 0) || (val < INT32_MIN) || (val > INT32_MAX))
 				return -1;
 
-			glyph->rectHeight = val;
+			glyph->rectHeight = (INT32)val;
 		}
 		*q = '"';
 		p = q + 1;