diff --git a/libqpdf/QPDFWriter.cc b/libqpdf/QPDFWriter.cc
index e5f72c6..29bb95c 100644
--- a/libqpdf/QPDFWriter.cc
+++ b/libqpdf/QPDFWriter.cc
@@ -2268,7 +2268,7 @@ QPDFWriter::Members::doWriteSetup()
     if (encryption) {
         // Encryption has been explicitly set
         preserve_encryption = false;
-    } else if (normalize_content || !compress_streams || pclm || qdf_mode) {
+    } else if (normalize_content || pclm || qdf_mode) {
         // Encryption makes looking at contents pretty useless.  If the user explicitly encrypted
         // though, we still obey that.
         preserve_encryption = false;
diff --git a/manual/release-notes.rst b/manual/release-notes.rst
index f8860b0..baff92c 100644
--- a/manual/release-notes.rst
+++ b/manual/release-notes.rst
@@ -59,6 +59,11 @@ more detail.
 
   - Other changes
 
+    - Setting :qpdf:ref:`--compress-streams` to ``n`` or
+      ``QPDFWriter::setCompressStreams(false)`` no longer automatically
+      causes the outputfile to be decrypted. Set :qpdf:ref:`--decrypt` if this
+      is the intended behaviour.
+
     - There has been some refactoring of stream filtering. These are optimized
       for the common case where no user provided stream filters  are
       registered by calling ``QPDF::registerStreamFilter``. If you are
diff --git a/qpdf/qtest/content-preservation.test b/qpdf/qtest/content-preservation.test
index 348d8ec..b45d69a 100644
--- a/qpdf/qtest/content-preservation.test
+++ b/qpdf/qtest/content-preservation.test
@@ -30,8 +30,8 @@ my @flags = (["-qdf",                                           # 1
               "qdf not uncompressed"],
              ["-qdf --stream-data=preserve --normalize-content=n", # 4
               "qdf not normalized or uncompressed"],
-             ["--stream-data=uncompress",                       # 5
-              "uncompresed"],
+             ["--stream-data=uncompress --decrypt",             # 5
+              "uncompresed (and decrpted)"],
              ["--normalize-content=y",                          # 6
               "normalized"],
              ["--stream-data=uncompress --normalize-content=y", # 7
diff --git a/qpdf/qtest/qpdf/job-json-input-file-password.json b/qpdf/qtest/qpdf/job-json-input-file-password.json
index 3df1f90..94c8680 100644
--- a/qpdf/qtest/qpdf/job-json-input-file-password.json
+++ b/qpdf/qtest/qpdf/job-json-input-file-password.json
@@ -1,4 +1,5 @@
 {
+  "decrypt": "",
   "inputFile": "20-pages.pdf",
   "password": "user",
   "outputFile": "a.pdf",