diff --git a/AK/Base64.cpp b/AK/Base64.cpp
index 906a608569..04e67e6b54 100644
--- a/AK/Base64.cpp
+++ b/AK/Base64.cpp
@@ -87,10 +87,7 @@ ByteBuffer decode_base64(const StringView& input)
             output.append(out2);
     }
 
-#pragma GCC diagnostic push
-#pragma GCC diagnostic ignored "-Wmaybe-uninitialized"
     return ByteBuffer::copy(output.data(), output.size());
-#pragma GCC diagnostic pop
 }
 
 String encode_base64(ReadonlyBytes input)
diff --git a/CMakeLists.txt b/CMakeLists.txt
index ac9fe49211..6532785451 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -218,6 +218,7 @@ add_compile_options(-Wno-unknown-warning-option)
 add_compile_options(-Wundef)
 add_compile_options(-Wunused)
 add_compile_options(-Wwrite-strings)
+add_compile_options(-Wno-maybe-uninitialized)
 
 add_compile_options(-ffile-prefix-map=${CMAKE_SOURCE_DIR}=.)
 add_compile_options(-fno-exceptions)
diff --git a/Kernel/Syscall.cpp b/Kernel/Syscall.cpp
index 754f18a40e..e9a47d2a53 100644
--- a/Kernel/Syscall.cpp
+++ b/Kernel/Syscall.cpp
@@ -120,15 +120,7 @@ KResultOr<FlatPtr> handle(RegisterState& regs, FlatPtr function, FlatPtr arg1, F
         return ENOSYS;
     }
 
-    // This appears to be a bogus warning, as s_syscall_table is always
-    // initialized, and the index (function) is always bounded.
-    // TODO: Figure out how to avoid the suppression.
-#pragma GCC diagnostic push
-#pragma GCC diagnostic ignored "-Wmaybe-uninitialized"
-
     return (process.*(s_syscall_table[function]))(arg1, arg2, arg3);
-
-#pragma GCC diagnostic pop
 }
 
 }
diff --git a/Userland/Libraries/LibGUI/Label.cpp b/Userland/Libraries/LibGUI/Label.cpp
index 2231373662..88a829bf87 100644
--- a/Userland/Libraries/LibGUI/Label.cpp
+++ b/Userland/Libraries/LibGUI/Label.cpp
@@ -142,10 +142,7 @@ void Label::wrap_text()
         case '\t':
         case ' ': {
             if (start.has_value())
-#pragma GCC diagnostic push
-#pragma GCC diagnostic ignored "-Wmaybe-uninitialized"
                 words.append(m_text.substring(start.value(), i - start.value()));
-#pragma GCC diagnostic pop
             start.clear();
             continue;
         }
diff --git a/Userland/Utilities/crash.cpp b/Userland/Utilities/crash.cpp
index e832915826..e6c9b13d9d 100644
--- a/Userland/Utilities/crash.cpp
+++ b/Userland/Utilities/crash.cpp
@@ -118,10 +118,7 @@ int main(int argc, char** argv)
             if (!uninitialized_memory)
                 return Crash::Failure::UnexpectedError;
 
-#pragma GCC diagnostic push
-#pragma GCC diagnostic ignored "-Wmaybe-uninitialized"
             [[maybe_unused]] volatile auto x = uninitialized_memory[0][0];
-#pragma GCC diagnostic pop
             return Crash::Failure::DidNotCrash;
         }).run(run_type);
     }
@@ -144,10 +141,7 @@ int main(int argc, char** argv)
             if (!uninitialized_memory)
                 return Crash::Failure::UnexpectedError;
 
-#pragma GCC diagnostic push
-#pragma GCC diagnostic ignored "-Wmaybe-uninitialized"
             uninitialized_memory[4][0] = 1;
-#pragma GCC diagnostic pop
             return Crash::Failure::DidNotCrash;
         }).run(run_type);
     }