diff --git a/CMakeLists.txt b/CMakeLists.txt
index 26f49a428..471ce6eda 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -59,6 +59,7 @@ endif()
 
 list(
   APPEND fyppFlags
+  "-DWITH_CBOOL=$<BOOL:${WITH_CBOOL}>"
   "-DWITH_QP=$<BOOL:${WITH_QP}>"
   "-DWITH_XDP=$<BOOL:${WITH_XDP}>"
   "-DPROJECT_VERSION_MAJOR=${PROJECT_VERSION_MAJOR}"
diff --git a/config/CMakeLists.txt b/config/CMakeLists.txt
index f9a556966..10025c3e6 100644
--- a/config/CMakeLists.txt
+++ b/config/CMakeLists.txt
@@ -16,6 +16,15 @@ set(CMAKE_MODULE_PATH "${CMAKE_MODULE_PATH}" PARENT_SCOPE)
 # Check for available features
 # Note: users can overwrite the automatic check by setting the value at configure time
 include(CheckFortranSourceRuns)
+if (NOT DEFINED WITH_CBOOL)
+  check_fortran_source_runs(
+    "use, intrinsic :: iso_c_binding, only: c_bool; integer, parameter :: lk = kind(.true.)
+     if (c_bool == lk) stop 1
+     end"
+    WITH_CBOOL
+  )
+  set(WITH_CBOOL ${WITH_CBOOL} PARENT_SCOPE)
+endif()
 if (NOT DEFINED WITH_QP)
   check_fortran_source_runs(
     "if (selected_real_kind(33) == -1) stop 1; end"
diff --git a/config/template.cmake b/config/template.cmake
index d01dafcce..9a0b15e8d 100644
--- a/config/template.cmake
+++ b/config/template.cmake
@@ -1,5 +1,6 @@
 @PACKAGE_INIT@
 
+set("@PROJECT_NAME@_WITH_CBOOL" @WITH_CBOOL@)
 set("@PROJECT_NAME@_WITH_QP" @WITH_QP@)
 set("@PROJECT_NAME@_WITH_XDP" @WITH_XDP@)
 
diff --git a/src/common.fypp b/src/common.fypp
index f94b6ec1a..364a8ae72 100644
--- a/src/common.fypp
+++ b/src/common.fypp
@@ -3,6 +3,11 @@
 #! Project version number
 #:set PROJECT_VERSION = "{}.{}.{}".format(PROJECT_VERSION_MAJOR, PROJECT_VERSION_MINOR, PROJECT_VERSION_PATCH)
 
+#! Support for C_BOOL logical
+#:if not defined("WITH_CBOOL")
+#:set WITH_CBOOL = False
+#:endif
+
 #! Support for quadruple precision floating point numbers
 #:if not defined("WITH_QP")
 #:set WITH_QP = False
@@ -53,7 +58,10 @@
 #:set INT_KINDS_TYPES = list(zip(INT_KINDS, INT_TYPES))
 
 #! Logical kinds to be considered during templating
-#:set LOG_KINDS = ["lk", "c_bool"]
+#:set LOG_KINDS = ["lk"]
+#:if WITH_CBOOL
+#:set LOG_KINDS = LOG_KINDS + ["c_bool"]
+#:endif
 
 #! Logical types to be considered during templating
 #:set LOG_TYPES = ["logical({})".format(k) for k in LOG_KINDS]
diff --git a/test/ascii/test_ascii.f90 b/test/ascii/test_ascii.f90
index 27256136a..5a8878632 100644
--- a/test/ascii/test_ascii.f90
+++ b/test/ascii/test_ascii.f90
@@ -6,7 +6,7 @@ module test_ascii
         is_digit, is_octal_digit, is_hex_digit, is_white, is_blank, &
         is_control, is_punctuation, is_graphical, is_printable, is_ascii, &
         to_lower, to_upper, to_title, to_sentence, reverse, LF, TAB, NUL, DEL
-    use stdlib_kinds, only : int8, int16, int32, int64, lk, c_bool
+    use stdlib_kinds, only : int8, int16, int32, int64, lk
     implicit none
     private
 
diff --git a/test/string/CMakeLists.txt b/test/string/CMakeLists.txt
index 59ee5cf86..f8e3c2323 100644
--- a/test/string/CMakeLists.txt
+++ b/test/string/CMakeLists.txt
@@ -1,3 +1,12 @@
+#### Pre-process: .fpp -> .f90 via Fypp
+
+# Create a list of the files to be preprocessed
+set(fppFiles
+    test_string_assignment.fypp
+)
+
+fypp_f90("${fyppFlags}" "${fppFiles}" outFiles)
+
 ADDTEST(string_assignment)
 ADDTEST(string_operator)
 ADDTEST(string_intrinsic)
diff --git a/test/string/test_string_assignment.f90 b/test/string/test_string_assignment.fypp
similarity index 99%
rename from test/string/test_string_assignment.f90
rename to test/string/test_string_assignment.fypp
index e2e693995..e64bcc754 100644
--- a/test/string/test_string_assignment.f90
+++ b/test/string/test_string_assignment.fypp
@@ -79,9 +79,11 @@ subroutine test_constructor(error)
         call check(error, string_type(.false.) == trim(flc))
         if (allocated(error)) return
 
+#:if WITH_CBOOL
         write(flc, '(g0)') .false._c_bool
         call check(error, string_type(.false._c_bool) == trim(flc))
         if (allocated(error)) return
+#:endif
 
         write(flc, '(g0)') .true._lk
         call check(error, string_type(.true._lk) == trim(flc))