diff --git a/profiles/clang b/profiles/clang
index 6a783c2..fad3d6b 100644
--- a/profiles/clang
+++ b/profiles/clang
@@ -2,7 +2,7 @@
 os=Linux
 arch=x86_64
 compiler=clang
-compiler.version=18
+compiler.version=21
 compiler.libcxx=libstdc++11
 compiler.cppstd=20
 compiler.cstd=17
diff --git a/profiles/clang_dependencies b/profiles/clang_dependencies
index d960e51..6a2ab6a 100644
--- a/profiles/clang_dependencies
+++ b/profiles/clang_dependencies
@@ -2,7 +2,7 @@
 os=Linux
 arch=x86_64
 compiler=clang
-compiler.version=18
+compiler.version=21
 compiler.libcxx=libstdc++11
 compiler.cppstd=20
 compiler.cstd=17
diff --git a/profiles/clang_dependenciesd b/profiles/clang_dependenciesd
index ac4333b..914491b 100644
--- a/profiles/clang_dependenciesd
+++ b/profiles/clang_dependenciesd
@@ -2,7 +2,7 @@
 os=Linux
 arch=x86_64
 compiler=clang
-compiler.version=18
+compiler.version=21
 compiler.libcxx=libstdc++11
 compiler.cppstd=20
 compiler.cstd=17
diff --git a/profiles/clangd b/profiles/clangd
index 2ab6df7..4507977 100644
--- a/profiles/clangd
+++ b/profiles/clangd
@@ -2,7 +2,7 @@
 os=Linux
 arch=x86_64
 compiler=clang
-compiler.version=18
+compiler.version=21
 compiler.libcxx=libstdc++11
 compiler.cppstd=20
 compiler.cstd=17