diff --git a/kstars/ekos/align/align.cpp b/kstars/ekos/align/align.cpp
--- a/kstars/ekos/align/align.cpp
+++ b/kstars/ekos/align/align.cpp
@@ -2715,7 +2715,9 @@
         if (targetPosition > 0 && targetPosition != currentFilterPosition)
         {
             filterPositionPending    = true;
-            filterManager->setFilterPosition(targetPosition);
+            // Disabling the autofocus policy for align.
+            filterManager->setFilterPosition(
+                targetPosition, FilterManager::NO_AUTOFOCUS_POLICY);
             state = ALIGN_PROGRESS;
             return true;
         }
diff --git a/kstars/ekos/auxiliary/filtermanager.h b/kstars/ekos/auxiliary/filtermanager.h
--- a/kstars/ekos/auxiliary/filtermanager.h
+++ b/kstars/ekos/auxiliary/filtermanager.h
@@ -41,7 +41,8 @@
             CHANGE_POLICY    = 1 << 0,
             OFFSET_POLICY    = 1 << 1,
             AUTOFOCUS_POLICY = 1 << 2,
-            ALL_POLICIES     = CHANGE_POLICY | OFFSET_POLICY | AUTOFOCUS_POLICY
+            ALL_POLICIES     = CHANGE_POLICY | OFFSET_POLICY | AUTOFOCUS_POLICY,
+            NO_AUTOFOCUS_POLICY = CHANGE_POLICY | OFFSET_POLICY
         } FilterPolicy;
 
         FilterManager();
diff --git a/kstars/ekos/capture/capture.h b/kstars/ekos/capture/capture.h
--- a/kstars/ekos/capture/capture.h
+++ b/kstars/ekos/capture/capture.h
@@ -900,6 +900,7 @@
         FocusState focusState { FOCUS_IDLE };
         GuideState guideState { GUIDE_IDLE };
         AlignState alignState { ALIGN_IDLE };
+        FilterState filterManagerState { FILTER_IDLE };
 
         PauseFunctionPointer pauseFunction;
 
diff --git a/kstars/ekos/capture/capture.cpp b/kstars/ekos/capture/capture.cpp
--- a/kstars/ekos/capture/capture.cpp
+++ b/kstars/ekos/capture/capture.cpp
@@ -1936,7 +1936,14 @@
         abort();
         return;
     }
-
+    // This test must be placed before the FOCUS_PROGRESS test,
+    // as sometimes the FilterManager can cause a auto-focus.
+    if (filterManagerState != FILTER_IDLE)
+    {
+        // Try again in 1 second if FilterManager is busy.
+        QTimer::singleShot(1000, this, &Ekos::Capture::captureImage);
+        return;
+    }
     if (focusState >= FOCUS_PROGRESS)
     {
         appendLogText(i18n("Cannot capture while focus module is busy."));
@@ -6192,6 +6199,7 @@
 
     connect(filterManager.data(), &FilterManager::newStatus, [this](Ekos::FilterState filterState)
     {
+        filterManagerState = filterState;
         if (m_State == CAPTURE_CHANGING_FILTER)
         {
             secondsLabel->setText(Ekos::getFilterStatusString(filterState));