diff --git a/HISTORY.md b/HISTORY.md
index b7b1e5d2..903d61d9 100755
--- a/HISTORY.md
+++ b/HISTORY.md
@@ -1,6 +1,6 @@
# Snap! (BYOB) History
-## v5.2.0 in development:
+## v5.2.0 in development (RC):
* **New Features:**
* new media creation primitives:
* new primitive in "looks": NEW COSTUME from a list of pixels and dimensions, allowing CURRENT
@@ -20,6 +20,7 @@
### 2019-10-22
* morphic: url-clicking fix by @brollb, updated morphic documentation
+* pushed dev version to release-candidate status
### 2019-10-21
* blocks, threads: new experimental entry for "green flag pressed" in the BROADCAST block's dropdown when the shift key is pressed
diff --git a/snap.html b/snap.html
index 289107b0..45e34f05 100755
--- a/snap.html
+++ b/snap.html
@@ -2,14 +2,14 @@
- Snap! Build Your Own Blocks 5.2 - dev -
+ Snap! Build Your Own Blocks 5.2 - RC -
-
+
diff --git a/src/gui.js b/src/gui.js
index c9b3bfbc..02a8382d 100644
--- a/src/gui.js
+++ b/src/gui.js
@@ -3626,7 +3626,7 @@ IDE_Morph.prototype.aboutSnap = function () {
module, btn1, btn2, btn3, btn4, licenseBtn, translatorsBtn,
world = this.world();
- aboutTxt = 'Snap! 5.2 - dev -\nBuild Your Own Blocks\n\n'
+ aboutTxt = 'Snap! 5.2 - RC -\nBuild Your Own Blocks\n\n'
+ 'Copyright \u24B8 2019 Jens M\u00F6nig and '
+ 'Brian Harvey\n'
+ 'jens@moenig.org, bh@cs.berkeley.edu\n\n'