diff --git a/include/duckhandy/implem/int_conv.hpp b/include/duckhandy/implem/int_conv.hpp
index d7048ec..7d717be 100644
--- a/include/duckhandy/implem/int_conv.hpp
+++ b/include/duckhandy/implem/int_conv.hpp
@@ -166,6 +166,13 @@ namespace dhandy {
 			}
 		};
 
+		template <typename T>
+		[[gnu::always_inline,gnu::pure]]
+		inline T negated_ifn (T n, bool negate) {
+			//return static_cast<int32_t>(((static_cast<unsigned int>(n) - (mask bitand 1)) xor mask) bitor ((mask bitand 1) << 31));
+			return (negate ? -n : n);
+		}
+
 		template <typename I, unsigned int Base, typename Tr>
 		struct AryConversion {
 			template <typename C>
@@ -183,7 +190,7 @@ namespace dhandy {
 					retval += Tr::from_digit(beg[i]) * factor;
 					factor *= Base;
 				}
-				return retval;
+				return negated_ifn(retval, was_negative);
 			}
 		};
 
@@ -204,13 +211,6 @@ namespace dhandy {
 			}
 		};
 
-		template <typename T>
-		[[gnu::always_inline,gnu::pure]]
-		inline T negated_ifn (T n, bool negate) {
-			//return static_cast<int32_t>(((static_cast<unsigned int>(n) - (mask bitand 1)) xor mask) bitor ((mask bitand 1) << 31));
-			return (negate ? -n : n);
-		}
-
 		template <typename T, typename C, unsigned int Base, typename Tr>
 		[[gnu::pure]]
 		T to_integer_sse (const C* s, std::size_t l) {
diff --git a/test/unit/int_conv_test.cpp b/test/unit/int_conv_test.cpp
index 9b947f3..26be172 100644
--- a/test/unit/int_conv_test.cpp
+++ b/test/unit/int_conv_test.cpp
@@ -155,4 +155,9 @@ TEST_CASE ("Check char array to int conversions", "[i2s][int_conv]") {
 	AryConversionTestHelper<int32_t, 16>("7fffffff", 0x7fffffff);
 	AryConversionTestHelper<bool, 10>("1", true);
 	AryConversionTestHelper<bool, 10>("0", false);
+
+	AryConversionTestHelper<signed int, 10>("-1", -1);
+	AryConversionTestHelper<signed int, 10>("-50000", -50000);
+	AryConversionTestHelper<int64_t, 10>("-1", -1);
+	AryConversionTestHelper<int64_t, 10>("-510123123123", -510123123123);
 }