diff --git a/programs/aes/CMakeLists.txt b/programs/aes/CMakeLists.txt
index 62a54c7..85bcd5f 100644
--- a/programs/aes/CMakeLists.txt
+++ b/programs/aes/CMakeLists.txt
@@ -5,6 +5,7 @@
 foreach(exe IN LISTS executables)
     add_executable(${exe} ${exe}.c $<TARGET_OBJECTS:mbedtls_test>)
     target_link_libraries(${exe} ${mbedcrypto_target})
+    target_include_directories(${exe} PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/../../tests/include)
 endforeach()
 
 install(TARGETS ${executables}
diff --git a/programs/hash/CMakeLists.txt b/programs/hash/CMakeLists.txt
index b2f2a1f..729474c 100644
--- a/programs/hash/CMakeLists.txt
+++ b/programs/hash/CMakeLists.txt
@@ -6,6 +6,7 @@
 foreach(exe IN LISTS executables)
     add_executable(${exe} ${exe}.c $<TARGET_OBJECTS:mbedtls_test>)
     target_link_libraries(${exe} ${mbedcrypto_target})
+    target_include_directories(${exe} PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/../../tests/include)
 endforeach()
 
 install(TARGETS ${executables}
diff --git a/programs/pkey/CMakeLists.txt b/programs/pkey/CMakeLists.txt
index 9c6fe7d..3ad5643 100644
--- a/programs/pkey/CMakeLists.txt
+++ b/programs/pkey/CMakeLists.txt
@@ -6,6 +6,7 @@
 foreach(exe IN LISTS executables_mbedtls)
     add_executable(${exe} ${exe}.c $<TARGET_OBJECTS:mbedtls_test>)
     target_link_libraries(${exe} ${mbedtls_target})
+    target_include_directories(${exe} PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/../../tests/include)
 endforeach()
 
 set(executables_mbedcrypto
@@ -32,6 +33,7 @@
 foreach(exe IN LISTS executables_mbedcrypto)
     add_executable(${exe} ${exe}.c $<TARGET_OBJECTS:mbedtls_test>)
     target_link_libraries(${exe} ${mbedcrypto_target})
+    target_include_directories(${exe} PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/../../tests/include)
 endforeach()
 
 install(TARGETS ${executables_mbedtls} ${executables_mbedcrypto}
diff --git a/programs/random/CMakeLists.txt b/programs/random/CMakeLists.txt
index f32dc31..e5edf7b 100644
--- a/programs/random/CMakeLists.txt
+++ b/programs/random/CMakeLists.txt
@@ -6,6 +6,7 @@
 foreach(exe IN LISTS executables)
     add_executable(${exe} ${exe}.c $<TARGET_OBJECTS:mbedtls_test>)
     target_link_libraries(${exe} ${mbedcrypto_target})
+    target_include_directories(${exe} PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/../../tests/include)
 endforeach()
 
 install(TARGETS ${executables}
diff --git a/programs/util/CMakeLists.txt b/programs/util/CMakeLists.txt
index 2a11212..7fc58cb 100644
--- a/programs/util/CMakeLists.txt
+++ b/programs/util/CMakeLists.txt
@@ -10,6 +10,7 @@
 foreach(exe IN LISTS executables)
     add_executable(${exe} ${exe}.c $<TARGET_OBJECTS:mbedtls_test>)
     target_link_libraries(${exe} ${libs})
+    target_include_directories(${exe} PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/../../tests/include)
 endforeach()
 
 install(TARGETS ${executables}
diff --git a/programs/x509/CMakeLists.txt b/programs/x509/CMakeLists.txt
index cf57ca4..a04fa8b 100644
--- a/programs/x509/CMakeLists.txt
+++ b/programs/x509/CMakeLists.txt
@@ -13,6 +13,7 @@
 foreach(exe IN LISTS executables)
     add_executable(${exe} ${exe}.c $<TARGET_OBJECTS:mbedtls_test>)
     target_link_libraries(${exe} ${libs})
+    target_include_directories(${exe} PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/../../tests/include)
 endforeach()
 
 target_link_libraries(cert_app ${mbedtls_target})