diff --git a/README.Rmd b/README.Rmd
index 65fc44b1..7a5dbb34 100644
--- a/README.Rmd
+++ b/README.Rmd
@@ -15,7 +15,7 @@ knitr::opts_chunk$set(
 )
 ```
 
-## *serofoi*: force-of-infection from population based serosurveys with age-disagregated data <img src="man/figures/logo.svg" align="right" width="130"/>
+## *serofoi*: force-of-infection from population based serosurveys with age-disagregated data <img src="man/figures/logo.png" align="right" width="130"/>
 
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diff --git a/README.md b/README.md
index 0b6a0862..3de55fec 100644
--- a/README.md
+++ b/README.md
@@ -1,5 +1,5 @@
 
-## *serofoi*: force-of-infection from population based serosurveys with age-disagregated data <img src="man/figures/logo.svg" align="right" width="130"/>
+## *serofoi*: force-of-infection from population based serosurveys with age-disagregated data <img src="man/figures/logo.png" align="right" width="130"/>
 
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diff --git a/man/figures/logo.png b/man/figures/logo.png
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