diff --git a/src/python/jw/pkg/cmds/projects/CmdBuild.py b/src/python/jw/pkg/cmds/projects/CmdBuild.py
index c8e51c0e..9f2f3f43 100644
--- a/src/python/jw/pkg/cmds/projects/CmdBuild.py
+++ b/src/python/jw/pkg/cmds/projects/CmdBuild.py
@@ -53,6 +53,14 @@ class CmdBuild(Cmd):  # export
                 'on the command line'
             ),
         )
+        parser.add_argument(
+            '--dep-flavours',
+            default = 'auto',
+            help = (
+                'Dependency flavours to take into consideration for build, '
+                'comma or space separated'
+            )
+        )
         parser.add_argument(
             '--env-reinit',
             action = 'store_true',
@@ -247,9 +255,12 @@ class CmdBuild(Cmd):  # export
             # -- build
             order: list[str] = []
 
-            dep_flavours = ['build']
-            if re.match('pkg-.*', target) is not None:
-                dep_flavours = ['build', 'run', 'release', 'devel']
+            if args.dep_flavours != 'auto':
+                dep_flavours = re.split(r'[\s,]', args.dep_flavours)
+            else:
+                dep_flavours = ['build']
+                if re.match('pkg-.*', target) is not None:
+                    dep_flavours.extend(['run', 'release', 'devel'])
 
             if target != 'order' and not args.build_order:
                 log(NOTICE, 'Using prerequisite flavours ' + ' '.join(dep_flavours))
diff --git a/test/integration/jw-pkg/help/test-expected.txt b/test/integration/jw-pkg/help/test-expected.txt
index 66b44f81..0ff7611a 100644
--- a/test/integration/jw-pkg/help/test-expected.txt
+++ b/test/integration/jw-pkg/help/test-expected.txt
@@ -254,31 +254,35 @@ Available subcommands of projects:
     tmpl-dir            Print directory containing templates of a given module
 ============= Running: jw-pkg.py --log-level info projects build --help
 usage: jw-pkg.py projects build [-h] [--exclude EXCLUDE] [-n] [-O] [-I]
-                                [--env-reinit] [--env-keep ENV_KEEP]
+                                [--dep-flavours DEP_FLAVOURS] [--env-reinit]
+                                [--env-keep ENV_KEEP]
                                 target modules [modules ...]
 
 janware software project build tool
 
 positional arguments:
-  target               Build target
-  modules              Modules to be built
+  target                Build target
+  modules               Modules to be built
 
 options:
-  -h, --help           show this help message and exit
-  --exclude EXCLUDE    Space seperated ist of modules to be excluded from
-                       build (default: )
-  -n, --dry-run        Don't build anything, just print what would be done.
-                       (default: False)
-  -O, --build-order    Don't build anything, just print the build order.
-                       (default: False)
-  -I, --ignore-deps    Don't build dependencies, i.e. build only modules
-                       specified on the command line (default: False)
-  --env-reinit         Source /etc/profile before each build step. Discard
-                       environment unless --env-keep is specified (default:
-                       False)
-  --env-keep ENV_KEEP  Comma seperated list of environment variables to keep,
-                       "all" or "none", only meaningful if --env-reinit is
-                       specified (default: none)
+  -h, --help            show this help message and exit
+  --exclude EXCLUDE     Space seperated ist of modules to be excluded from
+                        build (default: )
+  -n, --dry-run         Don't build anything, just print what would be done.
+                        (default: False)
+  -O, --build-order     Don't build anything, just print the build order.
+                        (default: False)
+  -I, --ignore-deps     Don't build dependencies, i.e. build only modules
+                        specified on the command line (default: False)
+  --dep-flavours DEP_FLAVOURS
+                        Dependency flavours to take into consideration for
+                        build, comma or space separated (default: auto)
+  --env-reinit          Source /etc/profile before each build step. Discard
+                        environment unless --env-keep is specified (default:
+                        False)
+  --env-keep ENV_KEEP   Comma seperated list of environment variables to keep,
+                        "all" or "none", only meaningful if --env-reinit is
+                        specified (default: none)
 ============= Running: jw-pkg.py --log-level info projects canonicalize-remotes --help
 usage: jw-pkg.py projects canonicalize-remotes [-h] [-n]