diff --git a/src/sysprof-cat/sysprof-cat.c b/src/sysprof-cat/sysprof-cat.c
index 26a25d0a..90ed6d58 100644
--- a/src/sysprof-cat/sysprof-cat.c
+++ b/src/sysprof-cat/sysprof-cat.c
@@ -465,6 +465,7 @@ main (int   argc,
   g_autoptr(GOptionContext) context = NULL;
   g_autoptr(GError) error = NULL;
 
+  sysprof_clock_init ();
   dex_init ();
 
   g_set_prgname ("sysprof-cat");
diff --git a/src/sysprof-cli/sysprof-cli.c b/src/sysprof-cli/sysprof-cli.c
index bb5f189a..a0a774d0 100644
--- a/src/sysprof-cli/sysprof-cli.c
+++ b/src/sysprof-cli/sysprof-cli.c
@@ -30,6 +30,7 @@
 #include <glib/gi18n.h>
 #include <glib/gstdio.h>
 
+#include <libdex.h>
 #include <sysprof.h>
 
 #if HAVE_POLKIT_AGENT
@@ -349,6 +350,7 @@ main (int   argc,
   };
 
   sysprof_clock_init ();
+  dex_init ();
 
   g_unix_signal_add (SIGINT, sigint_handler, main_loop);
   g_unix_signal_add (SIGTERM, sigint_handler, main_loop);
diff --git a/src/sysprof-diff/sysprof-diff.c b/src/sysprof-diff/sysprof-diff.c
index dfed3a54..307b2250 100644
--- a/src/sysprof-diff/sysprof-diff.c
+++ b/src/sysprof-diff/sysprof-diff.c
@@ -268,6 +268,7 @@ main (int   argc,
   g_autoptr(GError) error = NULL;
   const char *copy[3];
 
+  sysprof_clock_init ();
   dex_init ();
 
   g_set_prgname ("sysprof-diff");