diff --git a/CHANGELOG.md b/CHANGELOG.md
index c6a915d9..a6f94b8b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,10 @@
 
 All notable changes to this project will be documented in this file. The format is based on [Keep a Changelog](http://keepachangelog.com/).
 
+## [0.5.25] — Unreleased
+### Fixed
+- Fix metadata extraction to correctly handle integer/floating-point values ([#297](https://github.com/jsvine/pdfplumber/issues/297))
+
 ## [0.5.24] — 2020-10-20
 ### Added
 - Added `extra_attrs=[...]` parameter to `.extract_text(...)` ([c8b200e](https://github.com/jsvine/pdfplumber/commit/c8b200e)) ([#28](https://github.com/jsvine/pdfplumber/issues/28))
diff --git a/pdfplumber/pdf.py b/pdfplumber/pdf.py
index 9668e13e..ff2271a0 100644
--- a/pdfplumber/pdf.py
+++ b/pdfplumber/pdf.py
@@ -33,10 +33,10 @@ def __init__(self, stream, pages=None, laparams=None, precision=0.001, password=
                 self.metadata[k] = list(map(decode_text, v))
             elif isinstance(v, PSLiteral):
                 self.metadata[k] = decode_text(v.name)
-            elif isinstance(v, bool):
-                self.metadata[k] = v
-            else:
+            elif isinstance(v, str) or isinstance(v, bytes):
                 self.metadata[k] = decode_text(v)
+            else:
+                self.metadata[k] = v
         self.device = PDFPageAggregator(rsrcmgr, laparams=self.laparams)
         self.interpreter = PDFPageInterpreter(rsrcmgr, self.device)