diff --git a/core/src/com/unciv/models/ruleset/tech/Technology.kt b/core/src/com/unciv/models/ruleset/tech/Technology.kt
index c16c5f5703..6ef6336a84 100644
--- a/core/src/com/unciv/models/ruleset/tech/Technology.kt
+++ b/core/src/com/unciv/models/ruleset/tech/Technology.kt
@@ -119,7 +119,7 @@ class Technology: RulesetObject() {
             .filter {
                 predicate(it)   // expected to be the most selective, thus tested first
                 && (it.uniqueTo == civInfo.civName || it.uniqueTo==null && civInfo.getEquivalentBuilding(it) == it)
-                && (nuclearWeaponsEnabled || it.hasUnique(UniqueType.EnablesNuclearWeapons))
+                && (nuclearWeaponsEnabled || !it.hasUnique(UniqueType.EnablesNuclearWeapons))
                 && (religionEnabled || !it.hasUnique(UniqueType.HiddenWithoutReligion))
                 && !it.hasUnique(UniqueType.HiddenFromCivilopedia)
             }