diff --git a/src/check_builtin.cpp b/src/check_builtin.cpp
index 122db4173..a42d81aa1 100644
--- a/src/check_builtin.cpp
+++ b/src/check_builtin.cpp
@@ -5838,7 +5838,7 @@ gb_internal bool check_builtin_procedure(CheckerContext *c, Operand *operand, As
 				GB_ASSERT(ct->kind == Type_Basic);
 				if (ct->Basic.flags & (BasicFlag_EndianLittle|BasicFlag_EndianBig)) {
 					gbString xts = type_to_string(x.type);
-					error(x.expr, "Expected an integer which does not specify the explicit endianness for '%.*s', got %s", LIT(builtin_name), xts);
+					error(x.expr, "Expected an integer type of the same platform endianness for '%.*s', got %s", LIT(builtin_name), xts);
 					gb_string_free(xts);
 					return false;
 				}
@@ -5889,7 +5889,7 @@ gb_internal bool check_builtin_procedure(CheckerContext *c, Operand *operand, As
 				GB_ASSERT(ct->kind == Type_Basic);
 				if (ct->Basic.flags & (BasicFlag_EndianLittle|BasicFlag_EndianBig)) {
 					gbString xts = type_to_string(x.type);
-					error(x.expr, "Expected an integer which does not specify the explicit endianness for '%.*s', got %s", LIT(builtin_name), xts);
+					error(x.expr, "Expected an integer type of the same platform endianness for '%.*s', got %s", LIT(builtin_name), xts);
 					gb_string_free(xts);
 					return false;
 				}
@@ -5926,7 +5926,7 @@ gb_internal bool check_builtin_procedure(CheckerContext *c, Operand *operand, As
 				GB_ASSERT(elem->kind == Type_Basic);
 				if (elem->Basic.flags & (BasicFlag_EndianLittle|BasicFlag_EndianBig)) {
 					gbString xts = type_to_string(x.type);
-					error(x.expr, "Expected a float which does not specify the explicit endianness for '%.*s', got %s", LIT(builtin_name), xts);
+					error(x.expr, "Expected a float type of the same platform endianness for '%.*s', got %s", LIT(builtin_name), xts);
 					gb_string_free(xts);
 					return false;
 				}
@@ -5975,7 +5975,7 @@ gb_internal bool check_builtin_procedure(CheckerContext *c, Operand *operand, As
 				GB_ASSERT(elem->kind == Type_Basic);
 				if (elem->Basic.flags & (BasicFlag_EndianLittle|BasicFlag_EndianBig)) {
 					gbString xts = type_to_string(x.type);
-					error(x.expr, "Expected a float which does not specify the explicit endianness for '%.*s', got %s", LIT(builtin_name), xts);
+					error(x.expr, "Expected a float type of the same platform endianness for '%.*s', got %s", LIT(builtin_name), xts);
 					gb_string_free(xts);
 					return false;
 				}