diff --git a/openair1/PHY/CODING/nrLDPC_decoder/nrLDPC_tools/generator_bnProc/main.c b/openair1/PHY/CODING/nrLDPC_decoder/nrLDPC_tools/generator_bnProc/main.c
index 1f00242ae5..9e5f9e2bb8 100644
--- a/openair1/PHY/CODING/nrLDPC_decoder/nrLDPC_tools/generator_bnProc/main.c
+++ b/openair1/PHY/CODING/nrLDPC_decoder/nrLDPC_tools/generator_bnProc/main.c
@@ -27,6 +27,12 @@ void nrLDPC_bnProc_BG2_generator_AVX2(const char*, int);
 void nrLDPC_bnProcPc_BG1_generator_AVX2(const char*, int);
 void nrLDPC_bnProcPc_BG2_generator_AVX2(const char*, int);
 
+const char *__asan_default_options()
+{
+  /* don't do leak checking in nr_ulsim, creates problems in the CI */
+  return "detect_leaks=0";
+}
+
 int main(int argc, char *argv[])
 {
   if (argc != 2) {
diff --git a/openair1/PHY/CODING/nrLDPC_decoder/nrLDPC_tools/generator_bnProc_avx512/main.c b/openair1/PHY/CODING/nrLDPC_decoder/nrLDPC_tools/generator_bnProc_avx512/main.c
index 34ff518019..8db03d8f51 100644
--- a/openair1/PHY/CODING/nrLDPC_decoder/nrLDPC_tools/generator_bnProc_avx512/main.c
+++ b/openair1/PHY/CODING/nrLDPC_decoder/nrLDPC_tools/generator_bnProc_avx512/main.c
@@ -28,6 +28,12 @@ void nrLDPC_bnProc_BG2_generator_AVX512(const char *, int);
 void nrLDPC_bnProcPc_BG1_generator_AVX512(const char *, int);
 void nrLDPC_bnProcPc_BG2_generator_AVX512(const char *, int);
 
+const char *__asan_default_options()
+{
+  /* don't do leak checking in nr_ulsim, creates problems in the CI */
+  return "detect_leaks=0";
+}
+
 int main(int argc, char *argv[])
 {
   if (argc != 2) {
diff --git a/openair1/PHY/CODING/nrLDPC_decoder/nrLDPC_tools/generator_cnProc/main.c b/openair1/PHY/CODING/nrLDPC_decoder/nrLDPC_tools/generator_cnProc/main.c
index f2e5f2f127..9d81417749 100644
--- a/openair1/PHY/CODING/nrLDPC_decoder/nrLDPC_tools/generator_cnProc/main.c
+++ b/openair1/PHY/CODING/nrLDPC_decoder/nrLDPC_tools/generator_cnProc/main.c
@@ -24,6 +24,13 @@
 #define NB_R  3
 void nrLDPC_cnProc_BG1_generator_AVX2(const char*, int);
 void nrLDPC_cnProc_BG2_generator_AVX2(const char*, int);
+
+const char *__asan_default_options()
+{
+  /* don't do leak checking in nr_ulsim, creates problems in the CI */
+  return "detect_leaks=0";
+}
+
 int main(int argc, char *argv[])
 {
   if (argc != 2) {
diff --git a/openair1/PHY/CODING/nrLDPC_decoder/nrLDPC_tools/generator_cnProc_avx512/main.c b/openair1/PHY/CODING/nrLDPC_decoder/nrLDPC_tools/generator_cnProc_avx512/main.c
index cf9c9b6a66..04a6527c69 100644
--- a/openair1/PHY/CODING/nrLDPC_decoder/nrLDPC_tools/generator_cnProc_avx512/main.c
+++ b/openair1/PHY/CODING/nrLDPC_decoder/nrLDPC_tools/generator_cnProc_avx512/main.c
@@ -24,6 +24,13 @@
 #define NB_R  3
 void nrLDPC_cnProc_BG1_generator_AVX512(const char *, int);
 void nrLDPC_cnProc_BG2_generator_AVX512(const char *, int);
+
+const char *__asan_default_options()
+{
+  /* don't do leak checking in nr_ulsim, creates problems in the CI */
+  return "detect_leaks=0";
+}
+
 int main(int argc, char *argv[])
 {
   if (argc != 2) {