diff --git a/CMakeLists.txt b/CMakeLists.txt
index f321f37a7c4..46903ac993c 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -201,7 +201,6 @@ elseif (CMAKE_CXX_COMPILER_ID MATCHES "Clang$")
     add_compile_options(-Wno-null-pointer-subtraction)
     add_compile_options(-Wno-unneeded-internal-declaration)
     add_compile_options(-Wno-unused-const-variable)
-    add_compile_options(-Wno-unused-function)
     add_compile_options(-Wno-unused-private-field)
     add_compile_options(-fno-aligned-allocation)
     add_compile_options(-fconstexpr-steps=16777216)
diff --git a/Userland/Applications/SystemMonitor/MemoryStatsWidget.cpp b/Userland/Applications/SystemMonitor/MemoryStatsWidget.cpp
index a197e1eadb7..4c87363484e 100644
--- a/Userland/Applications/SystemMonitor/MemoryStatsWidget.cpp
+++ b/Userland/Applications/SystemMonitor/MemoryStatsWidget.cpp
@@ -67,16 +67,6 @@ static inline u64 page_count_to_bytes(size_t count)
     return count * 4096;
 }
 
-static inline u64 page_count_to_kb(u64 count)
-{
-    return page_count_to_bytes(count) / 1024;
-}
-
-static inline u64 bytes_to_kb(u64 bytes)
-{
-    return bytes / 1024;
-}
-
 void MemoryStatsWidget::refresh()
 {
     auto proc_memstat = Core::File::construct("/proc/memstat");