diff --git a/test/fortran/versionInfo_suite.f90 b/test/fortran/versionInfo_suite.f90
index a1800400..eb1cc88d 100644
--- a/test/fortran/versionInfo_suite.f90
+++ b/test/fortran/versionInfo_suite.f90
@@ -21,21 +21,21 @@ end subroutine collect_versionInfo_suite
 
   subroutine test_versionInfo(error)
     type(error_type), allocatable, intent(out) :: error
-    character(len=5) :: version_string
+    character(len=11) :: version_string
     character(len=128) :: version_library
-    integer :: substring_pos
+    integer :: string_len, substring_pos
 
     ! Initialize Trixi
     call trixi_initialize(julia_project_path)
 
     ! Check libtrixi version information
-    ! Assume single digits
-    write (version_string, '(i1,a,i1,a,i1,a)') &
+    write (version_string, '(i0,a,i0,a,i0)') &
            trixi_version_library_major(), ".", &
            trixi_version_library_minor(), ".", &
            trixi_version_library_patch()
+    string_len = len_trim(version_string)
     version_library = trixi_version_library()
-    call check(error, version_string, version_library(1:5))
+    call check(error, version_string(1:string_len), version_library(1:string_len))
     
     ! Check Julia packages version information
     substring_pos = index(trixi_version_julia(), "Trixi")