diff --git a/lib/libimhex/source/ui/imgui_imhex_extensions.cpp b/lib/libimhex/source/ui/imgui_imhex_extensions.cpp
index b7e57d236..48de49aff 100644
--- a/lib/libimhex/source/ui/imgui_imhex_extensions.cpp
+++ b/lib/libimhex/source/ui/imgui_imhex_extensions.cpp
@@ -899,7 +899,7 @@ namespace ImGuiExt {
     }
 
     bool InputHexadecimal(const char *label, u32 *value, ImGuiInputTextFlags flags) {
-        return InputIntegerPrefix(label, "0x", value, ImGuiDataType_U32, "%lX", flags | ImGuiInputTextFlags_CharsHexadecimal);
+        return InputIntegerPrefix(label, "0x", value, ImGuiDataType_U32, "%X", flags | ImGuiInputTextFlags_CharsHexadecimal);
     }
 
     bool InputHexadecimal(const char *label, u64 *value, ImGuiInputTextFlags flags) {
diff --git a/plugins/hashes/source/content/hashes.cpp b/plugins/hashes/source/content/hashes.cpp
index 19b041b4b..a551aaec9 100644
--- a/plugins/hashes/source/content/hashes.cpp
+++ b/plugins/hashes/source/content/hashes.cpp
@@ -219,9 +219,9 @@ namespace hex::plugin::hashes {
         size_t m_selectedCrc = 0;
 
         u32 m_width = 3;
-        u32 m_polynomial = 0;
-        u32 m_initialValue = 0;
-        u32 m_xorOut = 0;
+        u64 m_polynomial = 0;
+        u64 m_initialValue = 0;
+        u64 m_xorOut = 0;
         bool m_reflectIn = false, m_reflectOut = false;
     };
 
@@ -731,4 +731,4 @@ namespace hex::plugin::hashes {
         ContentRegistry::Hashes::add<HashWithKey>(HashFactory::Hash128::CreateMurmurHash3_x64_128);
     }
 
-}
\ No newline at end of file
+}