diff --git a/build-aux/org.kuchelmeister.ToolboxTuner.Devel.json b/build-aux/org.kuchelmeister.ToolboxTuner.Devel.json
index 49c84b4..145d354 100644
--- a/build-aux/org.kuchelmeister.ToolboxTuner.Devel.json
+++ b/build-aux/org.kuchelmeister.ToolboxTuner.Devel.json
@@ -5,7 +5,7 @@
     "sdk" : "org.gnome.Sdk",
     "sdk-extensions" : [
         "org.freedesktop.Sdk.Extension.rust-stable",
-        "org.freedesktop.Sdk.Extension.llvm15"
+        "org.freedesktop.Sdk.Extension.llvm18"
     ],
     "command" : "toolbox-tuner",
     "finish-args" : [
diff --git a/build-aux/org.kuchelmeister.ToolboxTuner.Screenshot.json b/build-aux/org.kuchelmeister.ToolboxTuner.Screenshot.json
index fe6bf17..457aa70 100644
--- a/build-aux/org.kuchelmeister.ToolboxTuner.Screenshot.json
+++ b/build-aux/org.kuchelmeister.ToolboxTuner.Screenshot.json
@@ -5,7 +5,7 @@
     "sdk" : "org.gnome.Sdk",
     "sdk-extensions" : [
         "org.freedesktop.Sdk.Extension.rust-stable",
-        "org.freedesktop.Sdk.Extension.llvm15"
+        "org.freedesktop.Sdk.Extension.llvm18"
     ],
     "command" : "toolbox-tuner",
     "finish-args" : [
diff --git a/build-aux/org.kuchelmeister.ToolboxTuner.json b/build-aux/org.kuchelmeister.ToolboxTuner.json
index 982002a..3829768 100644
--- a/build-aux/org.kuchelmeister.ToolboxTuner.json
+++ b/build-aux/org.kuchelmeister.ToolboxTuner.json
@@ -5,7 +5,7 @@
     "sdk" : "org.gnome.Sdk",
     "sdk-extensions" : [
         "org.freedesktop.Sdk.Extension.rust-stable",
-        "org.freedesktop.Sdk.Extension.llvm15"
+        "org.freedesktop.Sdk.Extension.llvm18"
     ],
     "command" : "toolbox-tuner",
     "finish-args" : [