diff --git a/.gitignore b/.gitignore
index 1051346..aa4131a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -31,3 +31,4 @@ asymptote-2.03.src.tgz
 /asymptote-2.45.src.tgz
 /asymptote-2.46.src.tgz
 /asymptote-2.47.src.tgz
+/asymptote-2.48.src.tgz
diff --git a/asymptote.spec b/asymptote.spec
index 1f68363..61f4e9d 100644
--- a/asymptote.spec
+++ b/asymptote.spec
@@ -1,8 +1,8 @@
 %{!?_texmf: %global _texmf %(eval "echo `kpsewhich -expand-var '$TEXMFMAIN'`")}
 
 Name:           asymptote
-Version:        2.47
-Release:        4%{?dist}
+Version:        2.48
+Release:        1%{?dist}
 Summary:        Descriptive vector graphics language
 License:        LGPLv3+
 URL:            http://asymptote.sourceforge.net/
@@ -41,6 +41,7 @@ BuildRequires:  ghostscript-tools-dvipdf
 %endif
 # For cc-mode
 BuildRequires:  xemacs-packages-extra
+BuildRequires:  glm-devel
 Requires:       emacs-filesystem >= %{_emacs_version}
 Requires:       xemacs-filesystem >= %{_xemacs_version}
 # Cleanup
@@ -172,6 +173,9 @@ texhash >/dev/null 2>&1 || :
 %{_xemacs_sitelispdir}/%{name}/*.el
 
 %changelog
+* Wed Mar 27 2019 Tom Callaway <spot@fedoraproject.org> - 2.48-1
+- update to 2.48
+
 * Sun Feb 17 2019 Igor Gnatenko <ignatenkobrain@fedoraproject.org> - 2.47-4
 - Rebuild for readline 8.0
 
diff --git a/sources b/sources
index 89f1793..ffbcd9e 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (asymptote-2.47.src.tgz) = 9efc4a70e8d29d6d50ba49c54c48da38beb00f64e5b39f23dbaec5cb12b714e427473fdffbf71f2d636a007cbfc993fa3237a8beab01e3419c1da1287823c159
+SHA512 (asymptote-2.48.src.tgz) = cd8b756185ae6627ea66bcaea224152f6644df633fe7ed40c1738f3b2ec31fbaa7ba97f2b1e290b073995779768ee3a264dd942f609b768cab7624d12807583d