diff --git a/src/plugins/webassembly/webassemblytoolchain.cpp b/src/plugins/webassembly/webassemblytoolchain.cpp
index bb3420253c2..a9df48c6464 100644
--- a/src/plugins/webassembly/webassemblytoolchain.cpp
+++ b/src/plugins/webassembly/webassemblytoolchain.cpp
@@ -119,7 +119,7 @@ static Toolchains doAutoDetect(const ToolchainDetector &detector)
 
     if (detector.device) {
         // Only detect toolchains from the emsdk installation device
-        const FilePath deviceRoot = detector.device->mapToGlobalPath({});
+        const FilePath deviceRoot = detector.device->rootPath();
         if (deviceRoot.host() != sdk.host())
             return {};
     }