diff --git a/tests/unit_tests/hardfork.cpp b/tests/unit_tests/hardfork.cpp
index ad00ed60f..66431e7a8 100644
--- a/tests/unit_tests/hardfork.cpp
+++ b/tests/unit_tests/hardfork.cpp
@@ -116,11 +116,9 @@ public:
     return starting_height[version];
   }
   virtual void set_hard_fork_version(uint64_t height, uint8_t version) {
-    printf("set_hard_fork_version(%lu, %u)\n", (unsigned long)height, version);
     if (versions.size() <= height) versions.resize(height+1); versions[height] = version;
   }
   virtual uint8_t get_hard_fork_version(uint64_t height) const {
-    printf("get_hard_fork_version(%lu)\n", (unsigned long)height);
     return versions[height];
   }