diff --git a/tools/swift-oracle/.gitignore b/tools/swift-oracle/.gitignore
index 44ad543..251d3f0 100644
--- a/tools/swift-oracle/.gitignore
+++ b/tools/swift-oracle/.gitignore
@@ -2,3 +2,4 @@
 .build/
 Sources/FiliusCore/
 Package.resolved
+core.*
diff --git a/tools/swift-oracle/core.191 b/tools/swift-oracle/core.191
deleted file mode 100644
index 6bcc668..0000000
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diff --git a/tools/swift-oracle/core.209 b/tools/swift-oracle/core.209
deleted file mode 100644
index 05c4fb8..0000000
Binary files a/tools/swift-oracle/core.209 and /dev/null differ
diff --git a/tools/swift-oracle/core.7 b/tools/swift-oracle/core.7
deleted file mode 100644
index 3fa020a..0000000
Binary files a/tools/swift-oracle/core.7 and /dev/null differ