diff --git a/tests/Makefile.am b/tests/Makefile.am
index 07688dcf0..706ec8907 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -247,7 +247,7 @@ MODFILES = \
 	optimizers/fs2000_w.mod \
 	differentiate_forward_vars/RBC_differentiate_forward.mod \
 	TeX/fs2000_corr_ME.mod \
-	prior_posterior_function/fs2000_prior_posterior_function \
+	prior_posterior_function/fs2000_prior_posterior_function.mod \
 	reporting/example1.mod
 
 XFAIL_MODFILES = ramst_xfail.mod \
@@ -457,7 +457,7 @@ EXTRA_DIST = \
 	optimal_policy/Ramsey/oo_ramsey_policy_initval.mat \
 	optimizers/optimizer_function_wrapper.m \
 	optimizers/fs2000.common.inc \
-	prior_posterior_function/posterior_function_demo
+	prior_posterior_function/posterior_function_demo.m
 
 
 TARGETS =