diff --git a/.ci/build b/.ci/build
index 51ead38a..309a840e 100755
--- a/.ci/build
+++ b/.ci/build
@@ -34,8 +34,7 @@ cd ${SOURCE_PATH}
 ###############################################################################
 
 EFFECTIVE_VERSION_FILE="${VERSION_PATH}/version"
-if [[ -f ${EFFECTIVE_VERSION_FILE} ]]
-then
+if [[ -f ${EFFECTIVE_VERSION_FILE} ]]; then
   VERSION_FILE="${EFFECTIVE_VERSION_FILE}"
 else
   VERSION_FILE="$(${READLINK_BIN} -f "${SOURCE_PATH}/VERSION")"
@@ -74,5 +73,6 @@ else
   go build \
     -v \
     -o ${BINARY_PATH}/docforge \
+    -ldflags "-w -X github.com/gardener/docforge/pkg/version.Version=$(git rev-parse HEAD)" \
     cmd/*.go
 fi
diff --git a/pkg/processors/frontmatter.go b/pkg/processors/frontmatter.go
index 17b0d3f6..6676d80f 100644
--- a/pkg/processors/frontmatter.go
+++ b/pkg/processors/frontmatter.go
@@ -5,8 +5,6 @@
 package processors
 
 import (
-	"bytes"
-	"io/ioutil"
 	"strings"
 
 	"github.com/gardener/docforge/pkg/markdown"
@@ -25,6 +23,7 @@ func (f *FrontMatter) Process(documentBlob []byte, node *api.Node) ([]byte, erro
 		nodeFmBytes, fmBytes, content []byte
 		props, fm, docFm              map[string]interface{}
 		ok                            bool
+		err                           error
 	)
 	// Frontmatter from node
 	if props = node.Properties; props == nil {
@@ -45,11 +44,6 @@ func (f *FrontMatter) Process(documentBlob []byte, node *api.Node) ([]byte, erro
 		}
 	}
 
-	nodeFmBytes, err := yaml.Marshal(fm)
-	if err != nil {
-		return nil, err
-	}
-
 	// document front matter
 	if fmBytes, content, err = markdown.StripFrontMatter(documentBlob); err != nil {
 		return nil, err
@@ -59,21 +53,22 @@ func (f *FrontMatter) Process(documentBlob []byte, node *api.Node) ([]byte, erro
 		return nil, err
 	}
 
+	for propertyKey, propertyValue := range docFm {
+		if _, ok := fm[propertyKey]; !ok {
+			fm[propertyKey] = propertyValue
+		}
+	}
+
+	nodeFmBytes, err = yaml.Marshal(fm)
+	if err != nil {
+		return nil, err
+	}
+
 	// TODO: merge node + doc frontmatter per configurable strategy:
 	// - merge where node frontmatter entries win over document frontmatter
 	// - merge where document frontmatter entries win over node frontmatter
 	// - merge where document frontmatter are merged with node frontmatter ignoring duplicates (currently impl.)
-	buf := bytes.NewBuffer([]byte{})
-	if fmBytes != nil {
-		buf.Write(fmBytes)
-	}
-	if nodeFmBytes != nil {
-		buf.Write(nodeFmBytes)
-	}
-	if fmBytes, err = ioutil.ReadAll(buf); err != nil {
-		return nil, err
-	}
-	if documentBlob, err = markdown.InsertFrontMatter(fmBytes, content); err != nil {
+	if documentBlob, err = markdown.InsertFrontMatter(nodeFmBytes, content); err != nil {
 		return nil, err
 	}
 	return documentBlob, nil
diff --git a/pkg/processors/frontmatter_test.go b/pkg/processors/frontmatter_test.go
index a70754d0..e0dd5cfb 100644
--- a/pkg/processors/frontmatter_test.go
+++ b/pkg/processors/frontmatter_test.go
@@ -81,7 +81,6 @@ title: Test1
 			},
 			wantErr: nil,
 			wantDocument: `---
-title: Test1
 title: Test2
 ---
 `,