diff --git a/common/src/main/java/org/mvndaemon/mvnd/common/Environment.java b/common/src/main/java/org/mvndaemon/mvnd/common/Environment.java
index 65dcddcc..49d5e9a1 100644
--- a/common/src/main/java/org/mvndaemon/mvnd/common/Environment.java
+++ b/common/src/main/java/org/mvndaemon/mvnd/common/Environment.java
@@ -163,6 +163,13 @@ public enum Environment {
      * non-native clients and is useful mostly for debugging.
      */
     MVND_NO_DAEMON("mvnd.noDaemon", "MVND_NO_DAEMON", Boolean.FALSE, OptionType.BOOLEAN, Flags.DISCRIMINATING),
+
+    /**
+     * If <code>true</code>, the daemon will not use its in-memory metadata cache and instead re-read the
+     * metadata from the pom.xml files in the local repository. This is mostly useful for testing purposes.
+     */
+    MVND_NO_MODEL_CACHE("mvnd.noModelCache", null, Boolean.FALSE, OptionType.BOOLEAN, Flags.OPTIONAL),
+
     /**
      * If <code>true</code>, the daemon will be launched in debug mode with the following JVM argument:
      * <code>-agentlib:jdwp=transport=dt_socket,server=y,suspend=y,address=8000</code>; otherwise the debug argument is
diff --git a/daemon/src/main/java/org/apache/maven/project/SnapshotModelCacheFactory.java b/daemon/src/main/java/org/apache/maven/project/SnapshotModelCacheFactory.java
index a070c7c5..fe285af6 100644
--- a/daemon/src/main/java/org/apache/maven/project/SnapshotModelCacheFactory.java
+++ b/daemon/src/main/java/org/apache/maven/project/SnapshotModelCacheFactory.java
@@ -29,6 +29,8 @@ import org.eclipse.aether.DefaultRepositorySystemSession;
 import org.eclipse.aether.RepositorySystemSession;
 import org.eclipse.sisu.Priority;
 
+import static org.mvndaemon.mvnd.common.Environment.MVND_NO_MODEL_CACHE;
+
 @Singleton
 @Named
 @Priority(10)
@@ -45,6 +47,10 @@ public class SnapshotModelCacheFactory implements ModelCacheFactory {
 
     @Override
     public ModelCache createCache(RepositorySystemSession session) {
-        return new SnapshotModelCache(globalCache, factory.createCache(session));
+        boolean noModelCache =
+                Boolean.parseBoolean(MVND_NO_MODEL_CACHE.asOptional().orElse(MVND_NO_MODEL_CACHE.getDefault()));
+        ModelCache reactorCache = factory.createCache(session);
+        ModelCache globalCache = noModelCache ? reactorCache : this.globalCache;
+        return new SnapshotModelCache(globalCache, reactorCache);
     }
 }
diff --git a/dist/src/main/distro/bin/mvnd-bash-completion.bash b/dist/src/main/distro/bin/mvnd-bash-completion.bash
index 50f77891..0dde19ff 100755
--- a/dist/src/main/distro/bin/mvnd-bash-completion.bash
+++ b/dist/src/main/distro/bin/mvnd-bash-completion.bash
@@ -218,7 +218,7 @@ _mvnd()
 
     local mvnd_opts="-1"
     local mvnd_long_opts="--color|--completion|--purge|--raw-streams|--serial|--status|--stop"
-    local mvnd_properties="-Djava.home|-Djdk.java.options|-Dmaven.multiModuleProjectDirectory|-Dmaven.repo.local|-Dmaven.settings|-Dmvnd.buildTime|-Dmvnd.builder|-Dmvnd.cancelConnectTimeout|-Dmvnd.connectTimeout|-Dmvnd.daemonStorage|-Dmvnd.debug|-Dmvnd.debug.address|-Dmvnd.duplicateDaemonGracePeriod|-Dmvnd.enableAssertions|-Dmvnd.expirationCheckDelay|-Dmvnd.home|-Dmvnd.idleTimeout|-Dmvnd.jvmArgs|-Dmvnd.keepAlive|-Dmvnd.logPurgePeriod|-Dmvnd.logback|-Dmvnd.maxHeapSize|-Dmvnd.maxLostKeepAlive|-Dmvnd.minHeapSize|-Dmvnd.minThreads|-Dmvnd.noBuffering|-Dmvnd.noDaemon|-Dmvnd.pluginRealmEvictPattern|-Dmvnd.propertiesPath|-Dmvnd.rawStreams|-Dmvnd.registry|-Dmvnd.rollingWindowSize|-Dmvnd.serial|-Dmvnd.socketConnectTimeout|-Dmvnd.socketFamily|-Dmvnd.threadStackSize|-Dmvnd.threads|-Dstyle.color|-Duser.dir|-Duser.home"
+    local mvnd_properties="-Djava.home|-Djdk.java.options|-Dmaven.multiModuleProjectDirectory|-Dmaven.repo.local|-Dmaven.settings|-Dmvnd.buildTime|-Dmvnd.builder|-Dmvnd.cancelConnectTimeout|-Dmvnd.connectTimeout|-Dmvnd.daemonStorage|-Dmvnd.debug|-Dmvnd.debug.address|-Dmvnd.duplicateDaemonGracePeriod|-Dmvnd.enableAssertions|-Dmvnd.expirationCheckDelay|-Dmvnd.home|-Dmvnd.idleTimeout|-Dmvnd.jvmArgs|-Dmvnd.keepAlive|-Dmvnd.logPurgePeriod|-Dmvnd.logback|-Dmvnd.maxHeapSize|-Dmvnd.maxLostKeepAlive|-Dmvnd.minHeapSize|-Dmvnd.minThreads|-Dmvnd.noBuffering|-Dmvnd.noDaemon|-Dmvnd.noModelCache|-Dmvnd.pluginRealmEvictPattern|-Dmvnd.propertiesPath|-Dmvnd.rawStreams|-Dmvnd.registry|-Dmvnd.rollingWindowSize|-Dmvnd.serial|-Dmvnd.socketConnectTimeout|-Dmvnd.socketFamily|-Dmvnd.threadStackSize|-Dmvnd.threads|-Dstyle.color|-Duser.dir|-Duser.home"
     local opts="-am|-amd|-B|-C|-c|-cpu|-D|-e|-emp|-ep|-f|-fae|-ff|-fn|-gs|-h|-l|-N|-npr|-npu|-nsu|-o|-P|-pl|-q|-rf|-s|-T|-t|-U|-up|-V|-v|-X|${mvnd_opts}"
     local long_opts="--also-make|--also-make-dependents|--batch-mode|--strict-checksums|--lax-checksums|--check-plugin-updates|--define|--errors|--encrypt-master-password|--encrypt-password|--file|--fail-at-end|--fail-fast|--fail-never|--global-settings|--help|--log-file|--non-recursive|--no-plugin-registry|--no-plugin-updates|--no-snapshot-updates|--offline|--activate-profiles|--projects|--quiet|--resume-from|--settings|--threads|--toolchains|--update-snapshots|--update-plugins|--show-version|--version|--debug|${mvnd_long_opts}"