diff --git a/basis/compiler/cfg/value-numbering/rewrite/summary.txt b/basis/compiler/cfg/value-numbering/rewrite/summary.txt
deleted file mode 100644
index 8b13789179..0000000000
--- a/basis/compiler/cfg/value-numbering/rewrite/summary.txt
+++ /dev/null
@@ -1 +0,0 @@
-
diff --git a/basis/lists/lazy/examples/summary.txt b/basis/lists/lazy/examples/summary.txt
deleted file mode 100644
index 8b13789179..0000000000
--- a/basis/lists/lazy/examples/summary.txt
+++ /dev/null
@@ -1 +0,0 @@
-
diff --git a/basis/locals/backend/summary.txt b/basis/locals/backend/summary.txt
deleted file mode 100644
index 8b13789179..0000000000
--- a/basis/locals/backend/summary.txt
+++ /dev/null
@@ -1 +0,0 @@
-
diff --git a/basis/math/primes/summary.txt b/basis/math/primes/summary.txt
index 41b4197178..1911f88e75 100644
--- a/basis/math/primes/summary.txt
+++ b/basis/math/primes/summary.txt
@@ -1,2 +1 @@
 Prime numbers test and generation
-
diff --git a/extra/compiler/cfg/gvn/rewrite/summary.txt b/extra/compiler/cfg/gvn/rewrite/summary.txt
deleted file mode 100644
index 8b13789179..0000000000
--- a/extra/compiler/cfg/gvn/rewrite/summary.txt
+++ /dev/null
@@ -1 +0,0 @@
-