diff --git a/sm/csm/math_utils.c b/sm/csm/math_utils.c
index 04e66e411c10539b017e6f3dad4d6a63a58a2c2d..275aabf2e00d4e4951cd4d13855f07b72f0ae3b9 100644
--- a/sm/csm/math_utils.c
+++ b/sm/csm/math_utils.c
@@ -262,7 +262,7 @@ double segment_alpha(const double p0[2], const double p1[2]) {
 }
 
 
-static char tmp_buf[100];
+static char tmp_buf[1024];
 const char* friendly_pose(const double*pose) {
 	sprintf(tmp_buf, "(%4.2f mm, %4.2f mm, %4.4f deg)",
 		1000*pose[0],1000*pose[1],rad2deg(pose[2]));
diff --git a/sm/csm/math_utils_gsl.c b/sm/csm/math_utils_gsl.c
index 5ec42d374833efd8bb804525c361a47e6703012b..1bb120c2fe0590da648531e8e8d8eb291b7894aa 100644
--- a/sm/csm/math_utils_gsl.c
+++ b/sm/csm/math_utils_gsl.c
@@ -66,7 +66,7 @@ const char* gsl_friendly_pose(gsl_vector*v) {
 	return friendly_pose(v->data);
 }
 
-static char egsl_tmp_buf[100];
+static char egsl_tmp_buf[1024];
 const char* egsl_friendly_pose(val v) {
 	sprintf(egsl_tmp_buf, "(%4.2f mm, %4.2f mm, %4.4f deg)",
 		1000*egsl_atv(v,0),