diff --git a/cmake_targets/autotests/test_case_list.xml b/cmake_targets/autotests/test_case_list.xml
index 2f66c6af34..aa1db28d75 100644
--- a/cmake_targets/autotests/test_case_list.xml
+++ b/cmake_targets/autotests/test_case_list.xml
@@ -1076,7 +1076,30 @@
       <search_expr_false>segmentation fault|assertion|exiting|fatal</search_expr_false>
       <nruns>3</nruns>
     </testCase> 
- 
+
+    <testCase id="015105">
+      <class>execution</class>
+      <desc>shortblocktest Test cases. (Test1: 3 bits),
+      (Test2: 6 bits)
+      (Test3: 7 bits)
+      (Test4: 11 bits)
+      </desc>
+      <pre_compile_prog></pre_compile_prog>
+      <compile_prog>$OPENAIR_DIR/cmake_targets/build_oai</compile_prog>
+      <compile_prog_args> --phy_simulators  -c </compile_prog_args>
+      <pre_exec>$OPENAIR_DIR/cmake_targets/autotests/tools/free_mem.bash</pre_exec>
+      <pre_exec_args></pre_exec_args>
+      <main_exec> $OPENAIR_DIR/targets/bin/smallblocktest.Rel15</main_exec>
+      <main_exec_args>-l 3
+      -l 6
+      -l 7
+      -l 11</main_exec_args>
+      <tags>smallblocktest.test1 smallblocktest.test2 smallblocktest.test3 smallblocktest.test3</tags>
+      <search_expr_true>BLER= 0.000000</search_expr_true>
+      <search_expr_false>segmentation fault|assertion|exiting|fatal</search_expr_false>
+      <nruns>3</nruns>
+    </testCase>
+
     
     <testCase id="015110">
       <class>execution</class>
diff --git a/cmake_targets/build_oai b/cmake_targets/build_oai
index 01ab01f0a7..69aafbc41b 100755
--- a/cmake_targets/build_oai
+++ b/cmake_targets/build_oai
@@ -696,7 +696,7 @@ function main() {
     echo_info "Compiling unitary tests simulators"
     # TODO: fix: dlsim_tm4 pucchsim prachsim pdcchsim pbchsim mbmssim
     #simlist="dlsim_tm4 dlsim ulsim pucchsim prachsim pdcchsim pbchsim mbmssim"
-    simlist="dlsim ulsim polartest ldpctest nr_pbchsim nr_dlschsim nr_dlsim"
+    simlist="dlsim ulsim polartest ldpctest smallblocktest nr_pbchsim nr_dlschsim nr_dlsim"
     for f in $simlist ; do
       compilations \
       phy_simulators $f \