diff --git a/src/core/file_sys/program_metadata.cpp b/src/core/file_sys/program_metadata.cpp
index 58acd9f443..754ac01679 100644
--- a/src/core/file_sys/program_metadata.cpp
+++ b/src/core/file_sys/program_metadata.cpp
@@ -181,11 +181,11 @@ const ProgramMetadata::KernelCapabilityDescriptors& ProgramMetadata::GetKernelCa
 
 void ProgramMetadata::Print() const {
     LOG_DEBUG(Service_FS, "Magic:                  {:.4}", npdm_header.magic.data());
-    LOG_DEBUG(Service_FS, "Main thread priority:   {:#02X}", npdm_header.main_thread_priority);
+    LOG_DEBUG(Service_FS, "Main thread priority:   {:#02x}", npdm_header.main_thread_priority);
     LOG_DEBUG(Service_FS, "Main thread core:       {}", npdm_header.main_thread_cpu);
     LOG_DEBUG(Service_FS, "Main thread stack size: {:#x} bytes", npdm_header.main_stack_size);
     LOG_DEBUG(Service_FS, "Process category:       {}", npdm_header.process_category);
-    LOG_DEBUG(Service_FS, "Flags:                  {:#02X}", npdm_header.flags);
+    LOG_DEBUG(Service_FS, "Flags:                  {:#02x}", npdm_header.flags);
     LOG_DEBUG(Service_FS, " > 64-bit instructions: {}",
               npdm_header.has_64_bit_instructions ? "YES" : "NO");
 
@@ -209,7 +209,7 @@ void ProgramMetadata::Print() const {
 
     // Begin ACID printing (potential perms, signed)
     LOG_DEBUG(Service_FS, "Magic:                  {:.4}", acid_header.magic.data());
-    LOG_DEBUG(Service_FS, "Flags:                  {:#02X}", acid_header.flags);
+    LOG_DEBUG(Service_FS, "Flags:                  {:#02x}", acid_header.flags);
     LOG_DEBUG(Service_FS, " > Is Retail:           {}", acid_header.production_flag ? "YES" : "NO");
     LOG_DEBUG(Service_FS, "Title ID Min:           {:#016x}", acid_header.title_id_min);
     LOG_DEBUG(Service_FS, "Title ID Max:           {:#016x}", acid_header.title_id_max);
diff --git a/src/core/hle/service/audio/audio_renderer.cpp b/src/core/hle/service/audio/audio_renderer.cpp
index 8f48502443..dd76544094 100644
--- a/src/core/hle/service/audio/audio_renderer.cpp
+++ b/src/core/hle/service/audio/audio_renderer.cpp
@@ -88,7 +88,7 @@ Result IAudioRenderer::RequestUpdateAuto(
 
     const auto result = impl->RequestUpdate(input, out_performance_buffer, out_buffer);
     if (result.IsFailure()) {
-        LOG_ERROR(Service_Audio, "RequestUpdate failed error {:#02X}!", result.GetDescription());
+        LOG_ERROR(Service_Audio, "RequestUpdate failed error {:#02x}!", result.GetDescription());
     }
 
     R_RETURN(result);
diff --git a/src/video_core/vulkan_common/vulkan_device.cpp b/src/video_core/vulkan_common/vulkan_device.cpp
index bd20cf8a87..ea671b3210 100644
--- a/src/video_core/vulkan_common/vulkan_device.cpp
+++ b/src/video_core/vulkan_common/vulkan_device.cpp
@@ -1601,8 +1601,8 @@ void Device::InitializeGPULogging() {
         driver_info += fmt::format("Driver ID: {}\n", static_cast<u32>(driver_id));
 
         // Vendor and device IDs
-        driver_info += fmt::format("Vendor ID: {:#04X}\n", props.vendorID);
-        driver_info += fmt::format("Device ID: {:#04X}\n", props.deviceID);
+        driver_info += fmt::format("Vendor ID: {:#04x}\n", props.vendorID);
+        driver_info += fmt::format("Device ID: {:#04x}\n", props.deviceID);
 
         // Extensions - separate QCOM extensions from others
         driver_info += "\n=== Loaded Vulkan Extensions ===\n";