diff --git a/README.Rmd b/README.Rmd
index ffb04ef..9e63b5e 100644
--- a/README.Rmd
+++ b/README.Rmd
@@ -8,6 +8,7 @@ output: html_document
 ```{r}
 knitr::opts_chunk$set(echo = TRUE, warning = FALSE)
 source("R/parliament_data.R")
+source("R/helper_funcs.R")
 load("data/election_data.rda")
 library(tidyverse)
 ```
diff --git a/README.md b/README.md
index d172648..139416a 100644
--- a/README.md
+++ b/README.md
@@ -9,6 +9,7 @@ output: html_document
 ```r
 knitr::opts_chunk$set(echo = TRUE, warning = FALSE)
 source("R/parliament_data.R")
+source("R/helper_funcs.R")
 load("data/election_data.rda")
 library(tidyverse)
 ```
@@ -64,13 +65,6 @@ us_congress1 <- parliament_data(election_data = us_congress,
   parl_rows = 10,
   party_names = us_congress$party_short,
   party_seats = us_congress$seats)
-```
-
-```
-## Error in calc_coordinates(total_seats, parl_rows, c(1, 2)): could not find function "calc_coordinates"
-```
-
-```r
 us_senate <- election_data %>%
   filter(country == "USA" &
     year == "2016" &
@@ -84,10 +78,6 @@ us_senate <- parliament_data(
   party_seats = us_senate$seats)
 ```
 
-```
-## Error in calc_coordinates(total_seats, parl_rows, c(1, 2)): could not find function "calc_coordinates"
-```
-
 #### Plot
 
 
@@ -101,9 +91,7 @@ ggplot(us_congress1, aes(x, y, colour = party_short)) +
   scale_colour_manual(values = us_congress1$colour, limits = us_congress1$party_short)
 ```
 
-```
-## Error in ggplot(us_congress1, aes(x, y, colour = party_short)): object 'us_congress1' not found
-```
+![plot of chunk unnamed-chunk-3](figure/unnamed-chunk-3-1.png)
 
 
 ```r
@@ -118,10 +106,6 @@ senate <- ggplot(us_senate, aes(x=x, y=y, colour=party_long)) +
 senate 
 ```
 
-```
-## Error in FUN(X[[i]], ...): object 'x' not found
-```
-
 ![plot of chunk unnamed-chunk-4](figure/unnamed-chunk-4-1.png)
 
 
@@ -135,13 +119,7 @@ germany <- parliament_data(election_data=germany,
                            parl_rows=10,
                            party_seats=germany$seats, 
                            type='semicircle')
-```
-
-```
-## Error in calc_coordinates(total_seats, parl_rows, c(1, 2)): could not find function "calc_coordinates"
-```
 
-```r
 ggplot(germany, aes(x,y,colour=party_short))+
   geom_parliament_seats()+
   #geom_highlight_government(government==1) + 
@@ -150,10 +128,6 @@ ggplot(germany, aes(x,y,colour=party_short))+
   scale_colour_manual(values = germany$colour, limits=germany$party_short)
 ```
 
-```
-## Error in FUN(X[[i]], ...): object 'x' not found
-```
-
 ![plot of chunk unnamed-chunk-5](figure/unnamed-chunk-5-1.png)
 
 
@@ -178,10 +152,6 @@ aus <- parliament_data(election_data = australia,
   type = "horseshoe")
 ```
 
-```
-## Error in calc_coordinates(total_seats, parl_rows, c(5.5, 7)): could not find function "calc_coordinates"
-```
-
 #### Plot
 
 
@@ -196,8 +166,6 @@ ggplot(aus, aes(x, y, colour=party_long)) +
   scale_colour_manual(values = aus$colour, limits = aus$party_long)
 ```
 
-```
-## Error in ggplot(aus, aes(x, y, colour = party_long)): object 'aus' not found
-```
+![plot of chunk unnamed-chunk-7](figure/unnamed-chunk-7-1.png)
 
 
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