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-rw-r--r--src/nix-env/main.cc5
1 files changed, 5 insertions, 0 deletions
diff --git a/src/nix-env/main.cc b/src/nix-env/main.cc
index 57cde9fd09f3..673d1b2be5f6 100644
--- a/src/nix-env/main.cc
+++ b/src/nix-env/main.cc
@@ -528,6 +528,11 @@ static void switchGeneration(Globals & globals, int dstGen)
         else
             throw Error(format("generation %1% does not exist") % dstGen);
 
+    printMsg(lvlInfo, format("switching from generation %1% to %2%")
+        % curGen % dst.number);
+    
+    if (globals.dryRun) return;
+    
     switchLink(globals.profile, dst.path);
 }