diff --git a/src/plugins/projectexplorer/abi.cpp b/src/plugins/projectexplorer/abi.cpp
index 131c739bbd7..40960bc2348 100644
--- a/src/plugins/projectexplorer/abi.cpp
+++ b/src/plugins/projectexplorer/abi.cpp
@@ -771,6 +771,8 @@ QString Abi::toString(const Architecture &a)
         return QLatin1String("m68k");
     case M32CArchitecture:
         return QLatin1String("m32c");
+    case M16CArchitecture:
+        return QLatin1String("m16c");
     case RiscVArchitecture:
         return QLatin1String("riscv");
     case UnknownArchitecture:
@@ -933,6 +935,8 @@ Abi::Architecture Abi::architectureFromString(const QStringRef &a)
         return M68KArchitecture;
     if (a == "m32c")
         return M32CArchitecture;
+    if (a == "m16c")
+        return M16CArchitecture;
     if (a == "riscv")
         return RiscVArchitecture;
     else if (a == "xtensa")
diff --git a/src/plugins/projectexplorer/abi.h b/src/plugins/projectexplorer/abi.h
index ecbb1cbf88d..a70c045ed4e 100644
--- a/src/plugins/projectexplorer/abi.h
+++ b/src/plugins/projectexplorer/abi.h
@@ -71,6 +71,7 @@ public:
         K78Architecture,
         M68KArchitecture,
         M32CArchitecture,
+        M16CArchitecture,
         RiscVArchitecture,
         UnknownArchitecture
     };