diff --git a/Makefile b/Makefile
index 7dfdff3..5b311a8 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
 #!/usr/bin/make -f
 
-# Portions of this file contributed by NIST are governed by the following
-# statement:
+# Portions of this file contributed by NIST are governed by the
+# following statement:
 #
 # This software was developed at the National Institute of Standards
 # and Technology by employees of the Federal Government in the course
diff --git a/dependencies/Makefile b/dependencies/Makefile
index 5b8603a..9134766 100644
--- a/dependencies/Makefile
+++ b/dependencies/Makefile
@@ -1,7 +1,7 @@
 #!/usr/bin/make -f
 
-# Portions of this file contributed by NIST are governed by the following
-# statement:
+# Portions of this file contributed by NIST are governed by the
+# following statement:
 #
 # This software was developed at the National Institute of Standards
 # and Technology by employees of the Federal Government in the course
diff --git a/ontology/Makefile b/ontology/Makefile
index b5b6ad4..261a613 100644
--- a/ontology/Makefile
+++ b/ontology/Makefile
@@ -1,7 +1,7 @@
 #!/usr/bin/make -f
 
-# Portions of this file contributed by NIST are governed by the following
-# statement:
+# Portions of this file contributed by NIST are governed by the
+# following statement:
 #
 # This software was developed at the National Institute of Standards
 # and Technology by employees of the Federal Government in the course
diff --git a/shapes/Makefile b/shapes/Makefile
index e6360e7..ed4546c 100644
--- a/shapes/Makefile
+++ b/shapes/Makefile
@@ -1,7 +1,7 @@
 #!/usr/bin/make -f
 
-# Portions of this file contributed by NIST are governed by the following
-# statement:
+# Portions of this file contributed by NIST are governed by the
+# following statement:
 #
 # This software was developed at the National Institute of Standards
 # and Technology by employees of the Federal Government in the course
diff --git a/tests/Makefile b/tests/Makefile
index ca8139e..239f9cd 100644
--- a/tests/Makefile
+++ b/tests/Makefile
@@ -1,7 +1,7 @@
 #!/usr/bin/make -f
 
-# Portions of this file contributed by NIST are governed by the following
-# statement:
+# Portions of this file contributed by NIST are governed by the
+# following statement:
 #
 # This software was developed at the National Institute of Standards
 # and Technology by employees of the Federal Government in the course
diff --git a/tests/test_exemplar_coverage.py b/tests/test_exemplar_coverage.py
index b5388a5..a6ce568 100644
--- a/tests/test_exemplar_coverage.py
+++ b/tests/test_exemplar_coverage.py
@@ -1,7 +1,7 @@
 #!/usr/bin/env python3
 
-# Portions of this file contributed by NIST are governed by the following
-# statement:
+# Portions of this file contributed by NIST are governed by the
+# following statement:
 #
 # This software was developed at the National Institute of Standards
 # and Technology by employees of the Federal Government in the course