diff --git a/BeefLibs/corlib/src/Int32.bf b/BeefLibs/corlib/src/Int32.bf
index 037af887..72081c9e 100644
--- a/BeefLibs/corlib/src/Int32.bf
+++ b/BeefLibs/corlib/src/Int32.bf
@@ -54,15 +54,15 @@ namespace System
 	        char8[] strChars = scope:: char8[16];
 	        int32 char8Idx = 14;
 	        int32 valLeft = (int32)this;
-			bool isNeg = false;
-			if (valLeft < 0)
+			bool isNeg = true;
+			if (valLeft >= 0)
 			{
 				valLeft = -valLeft;
-				isNeg = true;
+				isNeg = false;
 			}
-	        while (valLeft > 0)
+	        while (valLeft < 0)
 	        {
-	            strChars[char8Idx] = (char8)('0' + (valLeft % 10));
+	            strChars[char8Idx] = (char8)('0' - (valLeft % 10));
 	            valLeft /= 10;
 	            char8Idx--;
 			}			
@@ -80,16 +80,16 @@ namespace System
 		    char8[] strChars = scope:: char8[16];
 		    int32 char8Idx = 14;
 		    int32 valLeft = (int32)this;
-			bool isNeg = false;
+			bool isNeg = true;
 			int minNumeralsLeft = minNumerals;
-			if (valLeft < 0)
+			if (valLeft >= 0)
 			{
 				valLeft = -valLeft;
-				isNeg = true;
+				isNeg = false;
 			}
-		    while ((valLeft > 0) || (minNumeralsLeft > 0))
+		    while ((valLeft < 0) || (minNumeralsLeft > 0))
 		    {
-		        strChars[char8Idx] = (char8)('0' + (valLeft % 10));
+		        strChars[char8Idx] = (char8)('0' - (valLeft % 10));
 		        valLeft /= 10;
 		        char8Idx--;
 				minNumeralsLeft--;
diff --git a/BeefLibs/corlib/src/Int64.bf b/BeefLibs/corlib/src/Int64.bf
index e34f59c7..3609728c 100644
--- a/BeefLibs/corlib/src/Int64.bf
+++ b/BeefLibs/corlib/src/Int64.bf
@@ -71,16 +71,16 @@ namespace System
 		    char8[] strChars = scope:: char8[22];
 			int32 char8Idx = 20;
 			int64 valLeft = (int64)this;
-			bool isNeg = false;
+			bool isNeg = true;
 			int minNumeralsLeft = 0;
-			if (valLeft < 0)
+			if (valLeft >= 0)
 			{
 				valLeft = -valLeft;
-				isNeg = true;
+				isNeg = false;
 			}
-			while ((valLeft > 0) || (minNumeralsLeft > 0))
+			while ((valLeft < 0) || (minNumeralsLeft > 0))
 			{
-			    strChars[char8Idx] = (char8)('0' + (valLeft % 10));
+			    strChars[char8Idx] = (char8)('0' - (valLeft % 10));
 			    valLeft /= 10;
 			    char8Idx--;
 				minNumeralsLeft--;