diff --git a/src/hydra-queue-runner/build-result.cc b/src/hydra-queue-runner/build-result.cc
index a3fc3c38..1874b085 100644
--- a/src/hydra-queue-runner/build-result.cc
+++ b/src/hydra-queue-runner/build-result.cc
@@ -78,7 +78,7 @@ BuildOutput getBuildOutput(
             product.type = match[1];
             product.subtype = match[2];
             std::string s(match[3]);
-            product.path = s[0] == '"' ? std::string(s, 1, s.size() - 2) : s;
+            product.path = s[0] == '"' && s.back() == '"' ? std::string(s, 1, s.size() - 2) : s;
             product.defaultPath = match[5];
 
             /* Ensure that the path exists and points into the Nix