diff --git a/datastore.nimble b/datastore.nimble
index ac9942a..55ca980 100644
--- a/datastore.nimble
+++ b/datastore.nimble
@@ -7,8 +7,8 @@ description   = "Simple, unified API for multiple data stores"
 license       = "Apache License 2.0 or MIT"
 
 requires "nim >= 1.2.0",
-         "asynctest#12c356672d26053ddc4c1443491e9eee65ec03a2",
-         "chronos#dc3847e4d6733dfc3811454c2a9c384b87343e26",
+         "asynctest >= 0.5.2 & < 0.6.0",
+         "chronos#dc3847e4d6733dfc3811454c2a9c384b87343e26", # Is v4.0.2 with GCC-14 support
          "questionable >= 0.10.15 & < 0.11.0",
          "sqlite3_abi",
          "leveldbstatic >= 0.1.6",